KOMET BASS Catalog v2 - Productivity Inc Bass Tap Catalog... · TAPPING TECHNOLOGY 2 New Stock...
Transcript of KOMET BASS Catalog v2 - Productivity Inc Bass Tap Catalog... · TAPPING TECHNOLOGY 2 New Stock...
TAPPING TECHNOLOGY
High Precision Machine Taps & Roll Form Taps
06-12
TAPPING TECHNOLOGY
2
New Stock Program
BASS brand HSSE machine taps and roll form taps.
Offered by KOMET Group® to our North American customers.
Manufactured according to the highest quality standards, BASS threading tools are designed to:
• Reduce the cost per thread; • Maximize the end-product quality;• Optimize the threading process.
Complete range of HSSE and HSSE powdered metal (PM) grade taps and roll form taps available as a complement to our JEL® brand of solid carbide threading and milling tools.
Contact KOMET or your local KOMET Distributor for more information.
3
Index
Product Descriptions & Glossary 4 - 5
Bass HSSE Machine and Roll Form TapsTool Selection / Cutting Recommendations 6 - 9
Stock ProgramMachine Taps / Roll Form Taps 10 - 25
M - Metric Thread 10 - 14
MF - Metric Fine Thread 15 - 16
UNC - Unifi ed Coarse Thread 17 - 20
UNF - Unifi ed Fine Thread 21 - 24
NPT / NPTF 25
Bore Hole Diameter Charts 26 - 35
VARIANT
• Straight fl utes and spiral point• Chamfer form B / 3.5 – 5.5 threads
• For through holes• Forward chip evacuation
VARIO
• Straight fl utes• Chamfer form C / 2 – 3 threads• Chamfer form E / 1.5 – 2 threads
• For through and blind holes• For short chip material
AVANT
• Spiral fl ute 12° – 20°• Chamfer form C / 2 – 3 threads• Chamfer form E / 1.5 – 2 threads
• For blind holes, thread depth up to 2xD • Backwards chip evacuation
DOMINANT
• Spiral fl ute 38° – 45°• Chamfer form C / 2 – 3 threads• Chamfer form E / 1.5 – 2 threads
• For blind holes, thread depth up to 3xD • Backwards chip evacuation
DURAMAX
• With or without coolant holes• Chamfer form C / 2 – 3 threads• Chamfer form E / 1.5 – 2 threads
• For through and blind holes • For formable material up to 1,200 N/mm2
TAPPING TECHNOLOGY
4
Machine Taps Description
Roll Form Taps Description
Materials
HSSE High speed steel
HSSE-PM Powdered metal
Coatings and Surface Finishes
HL Titanium aluminum nitride + WC/C - tungsten carbide - carbon coated Dark gray
TICN Titanium carbo-nitride coated Blue-ish gray
TIN Titanium nitride coated Gold
VAP Vaporized Black
Other Abbreviations
AK Optimized shank for minimum quantity lubricant
AZ Interrupted threads
FL With long fl utes
HK With high core
KA Axial coolant
KR Radial coolant
LH Left hand
LSP Left spiral fl ute
MKR Radial interior coolant for minimum quantity lubricant
RSP Right spiral fl ute
SL With long shank
SR With short shank
1 Reinforced shank
2 Reduced shank
h6 Shank tolerance
Applications
GAL For aluminum alloys
GG For gray cast iron
H For high alloy materials
HO For high alloy materials, without fl utes
HZ For tough materials
MHST For synchronized tapping
MS For short chipping brass
N For normal materials
NO For normal materials, without fl utes
NI For nickel and nickel alloys
SH For hardened materials >HRC 48
TIH For titanium and nickel alloys and for high resistant materials
VA For stainless steel
W For soft materials
WM No.1 with cylindrical pilot
5
Glossary of Abbreviations
Through hole
VARIANTN
VARIANTN
VARIANTH
VARIANTH
VARIANTH
VARIANTH
VARIANTH
VARIANTVA
VARIANTVA
HSSETIN
HSSE HSSEVAP
HSSETIN
HSSEKR TINHSSE
TICNHSSE HSSE
VAPHSSE
Application Material Examples N/mm2 HB HRC vc ft/min (SFM)
1 Steel materials1.1 Magnetic soft steel FeP01 > 100 < 450 65 - 100 32 - 50
1.2Construction steel / case hardening steel En40B > 300 < 700 32 - 65 65 - 100 32 - 65
1.3 Carbon steel 080M46 > 400 < 950 32 - 65 65 - 100 32 - 65 32 - 65 65 - 100 65 - 100 65 - 100 32 - 65 32 - 651.4 Alloyed / heat-treatable steel En19A > 450 < 950 32 - 50 32 - 50 50 - 115 50 - 115 50 - 115 32 - 50 32 - 501.5 Alloyed steel BD2 > 800 < 1250 > 235 < 370 > 22 < 40 16 - 32 32 - 65 32 - 65 32 - 65 16 - 321.6 Alloyed steel En19A > 1100 < 1400 > 325 < 410 > 34 < 45 10 - 261.7 Alloyed steel 251A58 > 1200 < 1550 > 350 < 455 > 39 < 481.8 Hardened steel 708A30 > 1600 < 2000 > 470 < 590 > 48 < 561.9 Hardened steel BA2 > 56 < 632 Stainless steel2.1 Ferritic / martensitic steel 420S37 > 450 < 1200 13 - 20 20 - 40 20 - 40 13 - 202.2 Austenitic steel 320S18 > 400 < 950 10 - 26 20 - 40 20 - 40 10 - 262.3 High temperature steel 301S81 > 850 < 1550 > 250 < 455 > 25 < 48 3 - 13 10 - 20 10 - 20 3 - 133 Cast iron3.1 Grey cast iron EN-GJL-200 > 150 < 1000 > 100 < 3003.2 Cast iron with nodular graphite Grade420/12 > 350 < 1000 > 100 < 350 32 - 82 32 - 82 32 - 823.3 Malleable cast iron EN-GJMB-350-10 > 300 < 700 > 100 < 200 50 - 82 50 - 82 50 - 82
3.4Cast iron with vermicular graphite EN-GJV-300 > 700 < 1000 > 200 < 300 > 20 < 32 16 - 50
4 Copper4.1 Copper non-alloyed Cu-ETP-2 C 101 > 200 < 400 > 60 < 120 20 - 32 32 - 82 32 - 82 20 - 324.2 Brass (short chipping) CZ 120 > 350 < 700 > 100 < 2004.3 Brass (long chipping) CZ 108 > 150 < 700 > 45 < 200 50 - 115 50 - 115 50 - 115
4.4Copper-alu-nickel alloyed(short chipping) CN 102 > 150 < 700 > 45 < 200
4.5Copper-alu-nickel alloyed(long chipping) CA 104 > 500 < 750 > 150 < 220 20 - 40 40 - 65 40 - 65 50 - 82 32 - 50
4.6Special copper alloyed ≤ Ampco 20 CA 105 > 550 < 650 > 160 < 190
4.7Special copper alloyed≥ Ampco 21 AMPCO 21 > 700 < 1500 > 200 < 440 > 21 < 47
5 Aluminum / Magnesium5.1 Alu wrought alloy Si ≤0,5% 1B > 100 < 700 > 30 < 200 32 - 82 32 - 825.2 Alu alloyed Si ≤6% LM22 > 150 < 700 > 45 < 200 32 - 82 50 - 130 32 - 825.3 Alu alloyed Si >6% LM9 > 150 < 900 > 45 < 265 50 - 130 32 - 825.4 Magnesium wrought alloyed MAG 101 > 150 < 500 > 45 < 150 65 - 1006 Titanium6.1 Titanium non-alloyed TA.2 > 300 < 700 > 90 < 200 16 - 326.2 Titanium alloyed TA.10 > 450 < 900 > 135 < 265 > 14 < 276.3 Titanium alloyed TA.10 > 900 < 1250 > 265 < 370 > 27 < 407 Nickel7.1 Nickel non-alloyed BS3072: NA11 > 400 < 600 > 120 < 175 26 - 507.2 Nickel alloyed BS3072: NA13 > 400 < 1200 > 120 < 350 > 12 < 397.3 Nickel alloyed INCONELalloy718 > 1200 < 1550 > 350 < 455 > 39 < 488 Synthetics8.1 Thermoplastic (long chipping) Styreme > 20 < 80 32 - 82 32 - 82 32 - 828.2 Duroplastic (short chipping) Toufnell > 80 < 1108.3 Fiber-reinforced plastic Carbonfi bre > 800 < 1500 > 235 < 4409 Special materials9.1 Cobalt alloyed > 400 < 2000 > 120 < 5909.2 Tungsten alloyed > 1400 < 1800 > 410 < 530 > 44 < 529.3 TIC-hard material > 440 < 495 > 47 < 509.4 Graphite > 38 < 60
6
Tool Selection / Cutting Recommendations
Refer to pages 10–25 for more information on current stock items.
Highly recommendedRecommended
Through hole Blind and through hole Blind hole
VARIANTVA
VARIANTVA
VARIANT MHST
VARIANT MHST
VARIANTTiH
VARIANTTiH
VARIANTTiH
VARIANTNi
VARIOH
VARIOGG
VARIOGG
VARIOMs
AVANTH15
AVANTH15
AVANTH15
AVANTH15
AVANT H15 SL FL
AVANTH25
AVANTGAL15
TINHSSE
HLHSSE
TINHSSE-PM
KR TINHSSE-PM HSSE-PM
VAPHSSE-PM
TICNHSSE-PM HSSE-PM
KA TICN HSSE
TICNHSSE
KA TICN HSSE-PM HSSE HSSE
KAHSSE
TICNHSSE
KA TICN HSSE
KA HL SL FLHSSE
HL HSSE
KA TICN HSSE-PM
vc ft/min (SFM)
65 - 100 65 - 100 65 - 260 65 - 260
65 - 100 65 - 100 65 - 260 65 - 260 50 - 115 65 - 100
65 - 100 65 - 100 65 - 260 65 - 260 50 - 115 65 - 10050 - 115 50 - 115 50 - 147 50 - 147 50 - 115 32 - 50 32 - 50 50 - 115 50 - 115 50 - 115 50 - 115 50 - 11532 - 65 32 - 65 50 - 115 50 - 115 26 - 50 32 - 82 32 - 65 16 - 32 16 - 32 32 - 65 32 - 65 32 - 65 32 - 65 32 - 65
26 - 50 26 - 50 10 - 50 13 - 32 13 - 32 13 - 32 13 - 32 16 - 26 13 - 326 - 13
20 - 40 20 - 40 26 - 40 26 - 40 20 - 4020 - 40 20 - 40 26 - 50 26 - 50 20 - 4010 - 26 10 - 26 10 - 32 10 - 32 10 - 20
65 - 100 65 - 130 65 - 195 65 - 100 65 - 100 65 - 10026 - 65 26 - 65 50 - 82 50 - 82 50 - 82 50 - 82 50 - 82 50 - 82 32 - 82 32 - 82 32 - 82 32 - 8250 - 82 50 - 82 50 - 82 50 - 82 50 - 82 50 - 82 50 - 82 50 - 82 50 - 82 50 - 82 50 - 82 50 - 82
16 - 50 16 - 50 16 - 50 16 - 50 16 - 50 16 - 50 16 - 50 16 - 50 16 - 50 16 - 50 16 - 50 16 - 50
32 - 82 32 - 82 65 - 100 65 - 100 20 - 32 20 - 3250 - 115 50 - 115 65 - 195 65 - 195 32 - 115 50 - 115 50 - 115 50 - 11550 - 115 50 - 115 65 - 165 65 - 165 50 - 115 32 - 82 32 - 82 50 - 115 50 - 115 50 - 115 50 - 115
32 - 65 50 - 100 50 - 100 16 - 32 32 - 65 32 - 65 16 - 50 16 - 50 16 - 50 32 - 65 32 - 65 32 - 65
50 - 82 50 - 82 50 - 82 32 - 50 50 - 82 50 - 82 32 - 50 32 - 50 50 - 82 50 - 82 50 - 82
10 - 26 16 - 40 26 - 40 26 - 40 26 - 40 26 - 40 26 - 40 26 - 40
50 - 13050 - 130 50 - 130 65 - 195 65 - 195 50 - 115 50 - 13050 - 130 50 - 130 65 - 195 65 - 195 50 - 115 50 - 130
82 - 130 82 - 130 50 - 82 82 - 115 82 - 115 82 - 115 82 - 115 82 - 115 82 - 115 82 - 115
13 - 26 16 - 3213 - 26 16 - 406 - 13 6 - 13
26 - 50 32 - 82 32 - 8210 - 20 13 - 26 13 - 26 10 - 20
6 - 10
32 - 82 50 - 100 50 - 10016 - 50 16 - 50 16 - 50 16 - 50
10 - 32 10 - 32 10 - 32
3 - 66 - 10
16 - 50
TAPPING TECHNOLOGY
7Highly recommendedRecommended
Blind hole
AVANTTiH13
AVANTTiH13
AVANTNi13
DOMINANT N38
DOMINANT N38
DOMINANT HZ38
DOMINANT HZ38
DOMINANT HZ38
DOMINANT HZ38
VAPHSSE-PM
TICNHSSE-PM HSSE-PM HSSE
TINHSSE HSSE
VAPHSSE
TINHSSE
TICNHSSE
Application Material Examples N/mm2 HB HRC vc ft/min (SFM)
1 Steel materials1.1 Magnetic soft steel FeP01 > 100 < 450 65 - 100
1.2Construction steel / case hardening steel En40B > 300 < 700 32 - 65 65 - 100 32 - 65 32 - 65 65 - 100
1.3 Carbon steel 080M46 > 400 < 950 32 - 65 65 - 100 32 - 65 32 - 65 65 - 1001.4 Alloyed / heat-treatable steel En19A > 450 < 950 32 - 50 32 - 50 50 - 115 50 - 1151.5 Alloyed steel BD2 > 800 < 1250 > 235 < 370 > 22 < 40 32 - 82 16 - 32 32 - 65 32 - 651.6 Alloyed steel En19A > 1100 < 1400 > 325 < 410 > 34 < 45 10 - 32 13 - 321.7 Alloyed steel 251A58 > 1200 < 1550 > 350 < 455 > 39 < 48 6 - 131.8 Hardened steel 708A30 > 1600 < 2000 > 470 < 590 > 48 < 561.9 Hardened steel BA2 > 56 < 632 Stainless steel2.1 Ferritic / martensitic steel 420S37 > 450 < 1200 13 - 26 20 - 402.2 Austenitic steel 320S18 > 400 < 950 13 - 26 20 - 402.3 High temperature steel 301S81 > 850 < 1550 > 250 < 455 > 25 < 48 10 - 203 Cast iron3.1 Grey cast iron EN-GJL-200 > 150 < 1000 > 100 < 3003.2 Cast iron with nodular graphite Grade420/12 > 350 < 1000 > 100 < 350 50 - 82 32 - 823.3 Malleable cast iron EN-GJMB-350-10 > 300 < 700 > 100 < 200 50 - 82 50 - 82
3.4Cast iron with vermicular graphite EN-GJV-300 > 700 < 1000 > 200 < 300 > 20 < 32 16 - 50 16 - 50
4 Copper4.1 Copper non-alloyed Cu-ETP-2 C 101 > 200 < 400 > 60 < 120 13 - 26 32 - 824.2 Brass (short chipping) CZ 120 > 350 < 700 > 100 < 2004.3 Brass (long chipping) CZ 108 > 150 < 700 > 45 < 200 32 - 82 50 - 115 32 - 82 50 - 115
4.4Copper-alu-nickel alloyed(short chipping) CN 102 > 150 < 700 > 45 < 200 32 - 65
4.5Copper-alu-nickel alloyed(long chipping) CA 104 > 500 < 750 > 150 < 220 50 - 82 32 - 50 32 - 50 50 - 82 50 - 82
4.6Special copper alloyed ≤ Ampco 20 CA 105 > 550 < 650 > 160 < 190 16 - 40
4.7Special copper alloyed≥ Ampco 21 AMPCO 21 > 700 < 1500 > 200 < 440 > 21 < 47 3 - 6
5 Aluminum / Magnesium5.1 Alu wrought alloy Si ≤0,5% 1B > 100 < 700 > 30 < 200 32 - 825.2 Alu alloyed Si ≤6% LM22 > 150 < 700 > 45 < 200 32 - 82 50 - 1305.3 Alu alloyed Si >6% LM9 > 150 < 900 > 45 < 265 32 - 65 50 - 1305.4 Magnesium wrought alloyed MAG 101 > 150 < 500 > 45 < 150 82 - 1156 Titanium6.1 Titanium non-alloyed TA.2 > 300 < 700 > 90 < 200 16 - 326.2 Titanium alloyed TA.10 > 450 < 900 > 135 < 265 > 14 < 27 13 - 26 16 - 406.3 Titanium alloyed TA.10 > 900 < 1250 > 265 < 370 > 27 < 40 6 - 13 6 - 137 Nickel7.1 Nickel non-alloyed BS3072: NA11 > 400 < 600 > 120 < 1757.2 Nickel alloyed BS3072: NA13 > 400 < 1200 > 120 < 350 > 12 < 39 10 - 207.3 Nickel alloyed INCONELalloy718 > 1200 < 1550 > 350 < 455 > 39 < 48 6 - 108 Synthetics8.1 Thermoplastic (long chipping) Styreme > 20 < 80 32 - 82 32 - 828.2 Duroplastic (short chipping) Toufnell > 80 < 1108.3 Fiber-reinforced plastic Carbonfi bre > 800 < 1500 > 235 < 4409 Special materials9.1 Cobalt alloyed > 400 < 2000 > 120 < 590 3 - 69.2 Tungsten alloyed > 1400 < 1800 > 410 < 530 > 44 < 52 6 - 109.3 TIC-hard material > 440 < 495 > 47 < 509.4 Graphite > 38 < 60
8
Tool Selection / Cutting Recommendations
Refer to pages 10–25 for more information on current stock items.
Highly recommendedRecommended
Blind hole Blind and through hole
DOMINANT VA45
DOMINANT VA45
DOMINANT VA45
DOMINANT VA45
DOMINANT VA45
DOMINANT MHST45
DOMINANT MHST45
DOMINANT MHST45
DURAMAXN
DURAMAXN
DURAMAX NO
DURAMAX NO
DURAMAXH
DURAMAXH
DURAMAXH
DURAMAX HO
DURAMAX GAL
DURAMAX GAL
HSSEVAP
HSSETIN
HSSEHL
HSSEKA HLHSSE
HK TINHSSE-PM
HK HLHSSE-PM
KA HK HLHSSE-PM HSSE
TINHSSE HSSE
TINHSSE
TINHSSE-PM
KA TINHSSE-PM
KR TINHSSE-PM
TINHSSE-PM
MKR HL HSSE-PM
MKR AK HL HSSE-PM
vc ft/min (SFM) vc ft/min (SFM)
32 - 50 65 - 100 65 - 100 65 - 100 65 - 195 65 - 195 65 - 195 65 - 100 65 - 100 65 - 100 65 - 100 65 - 100 65 - 100
32 - 65 65 - 100 65 - 100 65 - 100 65 - 195 65 - 195 65 - 195 65 - 165 65 - 165 65 - 165 65 - 165 65 - 165 65 - 165
32 - 65 32 - 65 65 - 100 65 - 100 65 - 100 65 - 195 65 - 195 65 - 195 65 - 100 65 - 100 65 - 100 65 - 100 65 - 100 65 - 10032 - 50 32 - 50 50 - 115 50 - 115 50 - 115 50 - 147 50 - 147 50 - 147 50 - 100 50 - 100 50 - 100 50 - 100 50 - 100 50 - 10016 - 32 16 - 32 32 - 65 32 - 65 32 - 65 50 - 115 50 - 115 50 - 115 32 - 65 32 - 65 32 - 65 32 - 65 32 - 65 32 - 65
16 - 26 16 - 26 16 - 26 26 - 40 26 - 40 26 - 40
13 - 20 20 - 40 20 - 40 20 - 40 26 - 40 26 - 40 26 - 40 20 - 40 20 - 40 20 - 40 20 - 40 20 - 40 20 - 4013 - 26 20 - 40 20 - 40 20 - 40 26 - 50 26 - 50 26 - 50 26 - 40 26 - 40 26 - 40 26 - 40 26 - 40 26 - 40
10 - 20 10 - 20 10 - 20 10 - 32 10 - 32 10 - 32 13 - 32 13 - 32 13 - 32 13 - 32 13 - 32 13 - 32
65 - 100 65 - 100 65 - 195 65 - 19526 - 50 26 - 50 26 - 50 50 - 82 50 - 82 50 - 8250 - 82 50 - 82 50 - 82 50 - 82 50 - 82 50 - 82
13 - 32 16 - 50 16 - 50 16 - 50 16 - 50 16 - 50
32 - 82 32 - 82 32 - 82 65 - 100 65 - 100 65 - 100 13 - 26 32 - 100 13 - 26 32 - 100 32 - 100 32 - 100 32 - 100 32 - 100
32 - 82 50 - 115 50 - 115 50 - 115 65 - 165 65 - 165 65 - 165 50 - 115 50 - 115 50 - 115 50 - 115 50 - 115 50 - 115
32 - 50 50 - 82 50 - 82
32 - 82 50 - 115 50 - 115 50 - 115 50 - 115 50 - 115 50 - 115 50 - 130 50 - 130 65 - 130 65 - 13032 - 82 50 - 130 50 - 130 50 - 130 65 - 195 65 - 195 65 - 195 32 - 82 65 - 130 32 - 82 65 - 130 65 - 130 65 - 130 65 - 130 65 - 130 65 - 130 65 - 13032 - 65 50 - 130 50 - 130 50 - 130 65 - 195 65 - 195 65 - 195 50 - 130 50 - 130 50 - 130 50 - 130 50 - 130 50 - 130 50 - 130 50 - 130
16 - 32 32 - 50 32 - 50
26 - 50 26 - 50 26 - 50 32 - 82 32 - 82 32 - 82 32 - 82 32 - 82 32 - 82 32 - 82 32 - 82 32 - 82 32 - 82 32 - 8210 - 20 10 - 20 13 - 26 13 - 26
32 - 82 32 - 82
TAPPING TECHNOLOGY
9Highly recommendedRecommended
VARIANT 1 VA HLDimensions: DIN 371Tool Material: HSSEThread Tolerance: ISO2/6HShank Tolerance: h9Chamfer: B / 3.5-5.5Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
M 5 0.8 70 14 25 6 4.9 4.2 022978
M 6 1 80 16 30 6 4.9 5 022979
M 8 1.25 90 18 35 8 6.2 6.8 022980
M 10 1.5 100 20 39 10 8 8.5 022981
VARIANT 2 VA HLDimensions: DIN 376Tool Material: HSSEThread Tolerance: ISO2/6HShank Tolerance: h9Chamfer: B / 3.5-5.5Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
M 12 1.75 110 24 – 9 7 10.2 023819
M 16 2 110 27 – 12 9 14 024313
TAPPING TECHNOLOGY
10
All dimensions are in mm
Refer to BASS catalog for additional cutting materials, sizes and coatings.Contact your local KOMET representative for pricing and availability.
M Machine Taps
60°P
60°P
VARIO 1 GG TICNDimensions: DIN 371Tool Material: HSSEThread Tolerance: 6HXShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
M 5 0.8 70 14 25 6 4.9 4.2 103943
M 6 1 80 16 30 6 4.9 5 103944
M 8 1.25 90 18 35 8 6.2 6.8 103946
M 10 1.5 100 20 39 10 8 8.5 103939
VARIO 1 GG KA TICNDimensions: DIN 371Tool Material: HSSE-PMThread Tolerance: 6HXShank Tolerance: h9Chamfer: E / 1.5-2Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
M 6 1 80 16 30 6 4.9 5 107327
M 7 1.25 90 18 35 8 6.2 6.8 107328
M 10 1.5 100 20 39 10 8 8.5 107326
VARIO 2 GG TICNDimensions: DIN 376Tool Material: HSSEThread Tolerance: 6HXShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
M 12 1.75 110 24 – 9 7 10.2 105180
M 16 2 110 27 – 12 9 14 105182
TAPPING TECHNOLOGY
11Refer to BASS catalog for additional cutting materials, sizes and coatings.
Contact your local KOMET representative for pricing and availability.
All dimensions are in mm
M Machine Taps
60°P
60°P
60°P
DOMINANT 1 VA45 HLDimensions: DIN 371Tool Material: HSSEThread Tolerance: ISO2/6HShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
M 5 0.8 70 9 25 6 4.9 4.2 013758
M 6 1 80 10 30 6 4.9 5 013764
M 8 1.25 90 13 35 8 6.2 6.8 013765
M 10 1.5 100 15 39 10 8 8.5 013766
DOMINANT 2 VA45 HLDimensions: DIN 376Tool Material: HSSEThread Tolerance: ISO2/6HShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
M 12 1.75 110 18 – 9 7 10.2 013782
M 16 2 110 20 – 12 9 14 013788
TAPPING TECHNOLOGY
12
All dimensions are in mm
Refer to BASS catalog for additional cutting materials, sizes and coatings.Contact your local KOMET representative for pricing and availability.
M Machine Taps
60°P
60°P
DOMINANT 1 VA45 HLDimensions: DIN 371Tool Material: HSSEThread Tolerance: ISO2/6HShank Tolerance: h9Chamfer: E / 1.5-2Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
M 5 0.8 70 9 25 6 4.9 4.2 024675
M 6 1 80 10 30 6 4.9 5 024676
M 8 1.25 90 13 35 8 6.2 6.8 023066
M 10 1.5 100 15 39 10 8 8.5 024194
DOMINANT 2 VA45 HLDimensions: DIN 376Tool Material: HSSEThread Tolerance: ISO2/6HShank Tolerance: h9Chamfer: E / 1.5-2Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
M 16 2 110 20 – 12 9 14 107474
TAPPING TECHNOLOGY
13Refer to BASS catalog for additional cutting materials, sizes and coatings.
Contact your local KOMET representative for pricing and availability.
All dimensions are in mm
60°P
M Machine Taps
60°P
DURAMAX 1 N TINDimensions: DIN 2174Tool Material: HSSEThread Tolerance: 6HXShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
M 5 0.8 70 14 25 6 4.9 4.65 106550
M 6 1 80 16 30 6 4.9 5.55 106552
M 8 1.25 90 18 35 8 6.2 7.45 106555
M 10 1.5 100 20 39 10 8 9.35 106541
DURAMAX 1 N TINDimensions: DIN 371Tool Material: HSSEThread Tolerance: ISO2/6HShank Tolerance: h9Chamfer: E / 1.5-2Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
M 5 0.8 70 14 25 6 4.9 4.65 106510
M 6 1 80 16 30 6 4.9 5.55 106511
M 8 1.25 90 18 35 8 6.2 7.45 106512
M 10 1.5 100 20 39 10 8 9.35 106507
DURAMAX 2 N TINDimensions: DIN 2174Tool Material: HSSEThread Tolerance: 6HXShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
M 12 1.75 110 24 – 9 7 11.2 106755
M 16 2 110 27 – 12 9 15.1 106758
TAPPING TECHNOLOGY
14
All dimensions are in mm
Refer to BASS catalog for additional cutting materials, sizes and coatings.Contact your local KOMET representative for pricing and availability.
M Roll Form Taps
60°P
60°
60°
P
P
VARIO 2 GG TICNDimensions: DIN 374Tool Material: HSSEThread Tolerance: 6HXShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
M 10 1 90 18 – 7 5.5 9 105245
M 12 1.5 100 22 – 9 7 10.5 002495
M 14 1.5 100 22 – 11 9 12.5 105249
M 16 1.5 100 22 – 12 9 14.5 004187
VARIANT 2 VA TINDimensions: DIN 374Tool Material: HSSEThread Tolerance: ISO2/6HShank Tolerance: h9Chamfer: B / 3.5-5.5Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
M 8 1 90 18 – 6 4.9 7 004092
M 10 1 90 18 – 7 5.5 9 004093
M 14 1.5 100 22 – 9 7 10.5 004094
M 12 1.5 100 22 – 11 9 12.5 004095
M 16 1.5 100 22 – 12 9 14.5 004096
TAPPING TECHNOLOGY
15Refer to BASS catalog for additional cutting materials, sizes and coatings.
Contact your local KOMET representative for pricing and availability.
All dimensions are in mm
MF Machine Taps
60°P
60°P
DURAMAX 2 N TINDimensions: DIN 2174Tool Material: HSSEThread Tolerance: 6HXShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
M 8 1 90 18 – 6 4.9 7.55 106838
M 10 1 90 18 – 7 5.5 9.55 106824
M 12 1.5 100 22 – 9 7 11.35 106828
M 14 1.5 100 22 – 11 9 13.35 106830
M 16 1.5 100 22 – 12 9 15.35 106833
DOMINANT 2 VA45 HLDimensions: DIN 374Tool Material: HSSEThread Tolerance: ISO2/6HShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
M 8 1 90 13 – 6 4.9 7 023356
M 10 1 90 12 – 7 5.5 9 023357
M 12 1.5 100 15 – 9 7 10.5 023358
M 14 1.5 100 15 – 11 9 12.5 021645
M 16 1.5 100 15 – 12 9 14.5 023359
TAPPING TECHNOLOGY
16
All dimensions are in mm
Refer to BASS catalog for additional cutting materials, sizes and coatings.Contact your local KOMET representative for pricing and availability.
MF Roll Form Taps
60°P
60°P
MF Machine Taps
VARIANT 1 VA TINDimensions: ~DIN 371Tool Material: HSSEThread Tolerance: 2BShank Tolerance: h9Chamfer: B / 3.5-5.5Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
UNC No10 24 70 14 25 6 4.9 3.9 005222
UNC 1/4” 20 80 16 30 7 5.5 5.1 005223
UNC 5/16” 18 90 18 35 8 6.2 6.6 005224
UNC 3/8” 16 100 20 39 10 8 8 005225
VARIANT 2 VA TINDimensions: ~DIN 376Tool Material: HSSEThread Tolerance: 2BShank Tolerance: h9Chamfer: B / 3.5-5.5Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
UNC 1/2” 13 110 24 – 9 7 10.8 005226
UNC 5/8” 11 110 27 – 12 9 13.5 005227
UNC 3/4” 10 125 32 – 14 11 16.5 005228
TAPPING TECHNOLOGY
17Refer to BASS catalog for additional cutting materials, sizes and coatings.
Contact your local KOMET representative for pricing and availability.
All dimensions are in mm unless otherwise noted.
UNC Machine Taps
60°P
60°P
VARIO 1 GG TICNDimensions: ~DIN 371Tool Material: HSSEThread Tolerance: 2BXShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
UNC 1/4” 20 80 16 30 7 5.5 5.1 038709
UNC 5/16” 18 90 18 35 8 6.2 6.6 029297
UNC 3/8” 16 100 20 39 10 8 8 025300
VARIO 2 GG TICNDimensions: ~DIN 371Tool Material: HSSEThread Tolerance: 2BXShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
UNC 1/2” 13 110 24 – 9 7 10.8 105293
UNC 5/8” 11 110 27 – 12 9 13.5 017232
UNC 3/4” 10 125 32 – 14 11 16.5 038710
TAPPING TECHNOLOGY
18
All dimensions are in mm unless otherwise noted.
Refer to BASS catalog for additional cutting materials, sizes and coatings.Contact your local KOMET representative for pricing and availability.
60°P
UNC Machine Taps
60°P
DOMINANT 1 VA45 HLDimensions: DIN 2184Tool Material: HSSEThread Tolerance: 2BShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
UNC No10 24 70 9 25 6 4.9 3.9 028946
UNC 1/4” 20 80 10 30 7 5.5 5.1 021509
UNC 5/16” 18 90 13 35 8 6.2 6.6 021513
UNC 3/8” 16 100 15 39 10 8 8 021514
DOMINANT 2 VA45 HLDimensions: DIN 2184Tool Material: HSSEThread Tolerance: 2BShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
UNC 7/16” 14 100 15 – 8 6.2 9.4 021515
UNC 1/2” 13 110 18 – 9 7 10.8 021516
UNC 5/8” 11 110 20 – 12 9 13.5 021517
UNC 3/4” 10 125 25 – 14 11 16.5 021518
DOMINANT 1 VA45Dimensions: ~DIN 371Tool Material: HSSEThread Tolerance: 3BShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
UNC No10 24 70 9 25 6 4.9 3.9 024965
UNC 1/4” 20 80 10 30 7 5.5 5.1 024967
UNC 5/16” 18 90 13 35 8 6.2 6.6 024968
UNC 3/8” 16 100 15 39 10 8 8 024969
TAPPING TECHNOLOGY
19Refer to BASS catalog for additional cutting materials, sizes and coatings.
Contact your local KOMET representative for pricing and availability.
All dimensions are in mm unless otherwise noted.
UNC Machine Taps
60°P
60°P
60°P
DURAMAX 1 N TINDimensions: ~DIN 2174Tool Material: HSSEThread Tolerance: 2BXShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
UNC No. 10 24 70 14 25 6 4.9 4.35 106620
UNC 1/4” 20 80 16 30 7 5.5 5.8 106617
UNC 5/16” 18 90 18 35 8 6.2 7.3 106619
DURAMAX 2 N TINDimensions: ~DIN 2174Tool Material: HSSEThread Tolerance: 2BXShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
UNC 7/16” 14 100 22 – 8 6.2 10.3 106875
UNC 1/2” 13 110 24 – 9 7 11.8 106872
TAPPING TECHNOLOGY
20
All dimensions are in mm unless otherwise noted.
Refer to BASS catalog for additional cutting materials, sizes and coatings.Contact your local KOMET representative for pricing and availability.
UNC Roll Form Taps
60°P
60°P
VARIANT 1 VADimensions: ~DIN 371Tool Material: HSSEThread Tolerance: 3BShank Tolerance: h9Chamfer: B / 3.5-5.5Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
UNF No10 32 70 14 25 6 4.9 4.1 025000
UNF 1/4” 28 80 16 30 7 5.5 5.5 025002
UNF 5/16” 24 90 18 35 8 6.2 6.9 025003
UNF 3/8” 24 90 18 39 10 8 8.5 025004
VARIANT 1 VA TINDimensions: ~DIN 371Tool Material: HSSEThread Tolerance: 2BShank Tolerance: h9Chamfer: B / 3.5-5.5Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
UNF No10 32 70 14 25 6 4.9 4.1 005245
UNF 1/4” 28 80 16 30 7 5.5 5.5 005244
UNF 5/16” 24 90 18 35 8 6.2 6.9 005246
UNF 3/8” 24 90 18 39 10 8 8.5 005247
VARIANT 2 VA TINDimensions: ~DIN 374Tool Material: HSSEThread Tolerance: 2BShank Tolerance: h9Chamfer: B / 3.5-5.5Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
UNF 7/16” 20 100 22 – 8 6.2 9.9 005248
UNF 1/2” 20 100 22 – 9 7 11.5 005249
UNF 5/8” 18 100 22 – 12 9 14.5 005250
UNF 3/4” 16 110 25 – 14 11 14.5 005251
TAPPING TECHNOLOGY
21Refer to BASS catalog for additional cutting materials, sizes and coatings.
Contact your local KOMET representative for pricing and availability.
All dimensions are in mm unless otherwise noted.
UNF Machine Taps
60°P
60°
60°
P
P
VARIO 1 GG TICNDimensions: ~DIN 371Tool Material: HSSEThread Tolerance: 2BXShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
UNF 1/4” 28 80 16 30 7 5.5 5.5 035872
UNF 5/16” 24 90 18 35 8 6.2 6.9 103962
UNF 3/8” 24 90 18 39 10 8 8.5 108485
VARIO 2 GG TICNDimensions: ~DIN 374Tool Material: HSSEThread Tolerance: 2BXShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
UNF 1/2” 20 100 22 – 9 7 11.5 105302
UNF 5/8” 18 100 22 – 12 9 14.5 038711
UNF 3/4” 16 110 25 – 14 11 17.5 108486
TAPPING TECHNOLOGY
22
All dimensions are in mm unless otherwise noted.
Refer to BASS catalog for additional cutting materials, sizes and coatings.Contact your local KOMET representative for pricing and availability.
UNF Machine Taps
60°
60°
P
P
DOMINANT 1 VA45 HLDimensions: ~DIN 371Tool Material: HSSEThread Tolerance: 2BShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
UNF No10 32 70 9 25 6 4.9 4.1 028948
UNF 1/4” 28 80 10 30 7 5.5 5.5 021547
UNF 5/16” 24 90 13 35 8 6.2 6.9 021548
UNF 3/8” 24 90 12 39 10 8 8.5 027334
DOMINANT 2 VA45 HLDimensions: ~DIN 374Tool Material: HSSEThread Tolerance: 2BShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
UNF 7/16” 20 100 15 – 8 6.2 9.9 031214
UNF 1/2” 20 100 15 – 9 7 11.5 029009
UNF 5/8” 18 100 15 – 12 9 14.5 021553
UNF 3/4” 16 110 18 – 14 11 17.5 107460
DOMINANT 1 VA45Dimensions: ~DIN 371Tool Material: HSSEThread Tolerance: 3BShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
UNF No10 32 70 9 25 6 4.9 4.1 025031
UNF 1/4” 28 80 10 30 7 5.5 5.5 025032
UNF 5/16” 24 90 13 35 8 6.2 6.9 025033
UNF 3/8” 24 90 12 39 10 8 8.5 025034
TAPPING TECHNOLOGY
23Refer to BASS catalog for additional cutting materials, sizes and coatings.
Contact your local KOMET representative for pricing and availability.
All dimensions are in mm unless otherwise noted.
UNF Machine Taps
60°P
60°P
60°P
DURAMAX 1 N TINDimensions: ~DIN 2174Tool Material: HSSEThread Tolerance: 2BXShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
UNF No10 32 70 14 25 6 4.9 4.45 106654
UNF 1/4” 28 80 16 30 7 5.5 5.95 106650
UNF 5/16” 24 90 18 35 8 6.2 7.45 106658
UNF 3/8” 24 90 18 39 10 8 9.05 106652
DURAMAX 2 N TINDimensions: ~DIN 2174Tool Material: HSSEThread Tolerance: 2BXShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
UNF 7/16” 20 100 22 – 8 6.2 10.55 106891
UNF 1/2” 20 100 22 – 9 7 12.15 106888
TAPPING TECHNOLOGY
24
All dimensions are in mm unless otherwise noted.
Refer to BASS catalog for additional cutting materials, sizes and coatings.Contact your local KOMET representative for pricing and availability.
UNF Roll Form Taps
60°P
60°P
AVANT 2 VA15 VAPASME B1.20.1, tapered 1:16Tool Material: HSSEShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
NPT 1/16” 27 80 13 – 8 6.2 6.15 107955
NPT 1/8” 27 90 13 – 11 9 8.4 107958
NPT 1/4” 18 100 22 – 14 11 11.1 107957
NPT 3/8” 18 110 20 – 16 12 14.3 107961
NPT 1/2” 14 125 26 – 18 14.5 17.9 107956
NPT 3/4” 14 140 26 – 22 18 23.2 107960
NPT 1” 11.5 150 32 – 28 22 29 107952
AVANT 2 VA15 VAPASME B1.20.3, tapered 1:16Tool Material: HSSEShank Tolerance: h9Chamfer: C / 2-3Bore Type
Ød1 P l1 l2 l3 Ød2 a Part Number
NPT 1/16” 27 80 13 – 8 6.2 6.1 107973
NPT 1/8” 27 90 13 – 11 9 8.4 107976
NPT 1/4” 18 100 22 – 14 11 11 107975
NPT 3/8” 18 110 20 – 16 12 14.3 107979
NPT 1/2” 14 125 26 – 18 14.5 17.6 107974
NPT 3/4” 14 140 26 – 22 18 23 107978
NPT 1” 11.5 150 32 – 28 22 29 107970
TAPPING TECHNOLOGYTAPPING TECHNOLOGY
25Refer to BASS catalog for additional cutting materials, sizes and coatings.
Contact your local KOMET representative for pricing and availability.
All dimensions are in mm unless otherwise noted.
NPT Machine Taps
NPTF Machine Taps
60°P
60°P
P
D1 in mm
min. max.
M 2 0.25 1.729 1.774 1.75
M 2.2 0.25 1.929 1.974 1.95
M 2.5 0.35 2.121 2.221 2.15
M 3 0.35 2.621 2.684 2.65
M 3.5 0.35 3.121 3.184 3.15
M 4 0.50 3.459 3.599 3.50
M 5 0.50 4.459 4.599 4.50
M 6 0.50 5.459 5.599 5.50
M 6 0.75 5.188 5.378 5.20
M 8 0.75 7.188 7.378 7.20
M 8 1.00 6.917 7.153 7.00
M 10 0.75 9.188 9.378 9.20
M 10 1.00 8.917 9.153 9.00
M 10 1.25 8.647 8.912 8.80
M 12 0.75 11.188 11.378 11.20
M 12 1.00 10.917 11.153 11.00
M 12 1.25 10.647 10.912 10.80
M 12 1.50 10.376 10.676 10.50
M 14 1.00 12.917 13.153 13.00
M 14 1.25 12.647 12.912 12.80
M 14 1.50 12.376 12.676 12.50
M 16 1.00 14.917 15.153 15.00
M 16 1.50 14.376 14.676 14.50
M 18 1.00 16.917 17.153 17.00
M 18 1.50 16.376 16.676 16.50
M 18 2.00 15.835 16.210 16.00
M 20 1.00 18.917 19.153 19.00
M 20 1.50 18.376 18.676 18.50
M 20 2.00 17.835 18.210 18.00
M 22 1.00 20.917 21.153 21.00
M 22 1.50 20.376 20.676 20.50
M 22 2.00 19.835 20.210 20.00
M 24 1.00 22.917 23.153 23.00
M 24 1.50 22.376 22.676 22.50
M 24 2.00 21.835 22.210 22.00
M 26 1.00 24.917 25.153 25.00
M 26 1.50 24.376 24.676 24.50
M 27 1.50 25.376 25.676 25.50
M 27 2.00 24.835 25.210 25.00
M 28 1.50 26.376 26.676 26.50
P
D1 in mm
min. max.
M 1 0.25 0.729 0.785 0.75
M 1.1 0.25 0.829 0.885 0.85
M 1.2 0.25 0.929 0.985 0.95
M 1.4 0.30 1.075 1.142 1.10
M 1.6 0.35 1.221 1.321 1.25
M 1.8 0.35 1.421 1.521 1.45
M 2 0.40 1.567 1.679 1.60
M 2.2 0.45 1.713 1.838 1.75
M 2.5 0.45 2.013 2.138 2.05
M 3 0.50 2.459 2.599 2.50
M 3.5 0.60 2.850 3.010 2.90
M 4 0.70 3.242 3.422 3.30
M 4.5 0.75 3.688 3.878 3.70
M 5 0.80 4.134 4.334 4.20
M 6 1.00 4.917 5.153 5.00
M 7 1.00 5.917 6.153 6.00
M 8 1.25 6.647 6.912 6.80
M 9 1.25 7.647 7.912 7.80
M 10 1.50 8.367 8.676 8.50
M 11 1.50 9.376 9.676 9.50
M 12 1.75 10.106 10.441 10.20
M 14 2.00 11.835 12.210 12.00
M 16 2.00 13.835 14.210 14.00
M 18 2.50 15.294 15.744 15.50
M 20 2.50 17.294 17.744 17.50
M 22 2.50 19.294 19.744 19.50
M 24 3.00 20.752 21.252 21.00
M 27 3.00 23.752 24.252 24.00
M 30 3.50 26.211 26.771 26.50
M 33 3.50 29.211 29.771 29.50
M 36 4.00 31.670 32.270 32.00
M 39 4.00 34.670 35.270 35.00
M 42 4.50 37.129 37.799 37.50
M 45 4.50 40.129 40.799 40.50
M 48 5.00 42.587 43.297 43.00
M 52 5.00 46.587 47.297 47.00
M 56 5.50 50.046 50.796 50.50
M 60 5.50 54.046 54.796 54.50
M 64 6.00 57.505 58.305 58.00
M 68 6.00 61.505 62.305 62.00
P
D1 in mm
min. max.
M 28 2.00 25.835 26.210 26.00
M 30 1.50 28.376 28.676 28.50
M 30 2.00 27.835 28.210 28.00
M 30 3.00 26.752 27.252 27.00
M 32 1.50 30.376 30.676 30.50
M 32 2.00 29.835 30.210 30.00
M 32 3.00 26.752 27.252 29.00
M 33 1.50 31.376 31.676 31.50
M 33 2.00 30.835 31.210 31.00
M 33 3.00 29.752 30.252 30.00
M 36 1.50 34.376 34.676 34.50
M 36 2.00 33.835 34.210 34.00
M 36 3.00 32.752 33.252 33.00
M 38 1.50 36.376 36.676 36.50
M 39 2.00 36.835 37.210 37.00
M 39 3.00 35.752 36.252 36.00
M 40 1.50 38.376 38.676 38.50
M 40 2.00 37.835 38.210 38.00
M 42 1.50 40.376 40.676 40.50
M 42 2.00 39.835 40.210 40.00
M 42 3.00 38.752 39.252 39.00
M 45 1.50 43.376 43.676 43.50
M 45 2.00 42.835 43.210 43.00
M 45 3.00 41.752 42.252 42.00
M 48 1.50 46.376 46.676 46.50
M 48 2.00 45.835 46.210 46.00
M 48 3.00 44.752 45.252 45.00
M 50 1.50 48.376 48.676 48.50
M 50 2.00 47.835 48.210 48.00
M 50 3.00 46.752 47.252 47.00
M 52 1.50 50.376 50.676 50.50
M 52 2.00 49.835 50.210 50.00
M 52 3.00 48.752 49.252 49.00
60°
P
D1
26
Bore Hole Diameters
ISO metric fi ne threadDIN 13 tol. 6H (P 0.25 = 5H acc. DIN ISO 965-1)
ISO metric coarse threadDIN 13 tol. 6H (M 1 - 1.4 = 5H acc. DIN ISO 965-1)
ISO metric fi ne threadDIN 13 tol. 6H (P 0.25 = 5H acc. DIN ISO 965-1)MFM MF
Metric threads
P
D1 in inch
min.2B / 3B
max.2B
max.3B
UNC No1 64 0.0561 1.582 0.0623 0.0610
UNC No2 56 0.0667 1.872 0.0737 0.0728
UNC No3 48 0.0764 2.146 0.0845 0.0827
UNC No4 40 0.0849 2.385 0.0939 0.0925
UNC No5 40 0.0979 2.697 0.1062 0.1043
UNC No6 32 0.1040 2.896 0.1140 0.1122
UNC No8 32 0.1300 3.531 0.1390 0.1378
UNC No10 24 0.1450 3.962 0.1560 0.1535
UNC No12 24 0.1710 4.597 0.1810 0.1772
UNC 1/4" 20 0.1960 5.258 0.2070 0.2008
UNC 5/16" 18 0.2520 6.731 0.2650 0.2598
UNC 3/8" 16 0.3070 8.153 0.3210 0.3150
UNC 7/16" 14 0.3600 9.550 0.3760 0.3701
UNC 1/2" 13 0.4170 11.024 0.4340 0.4252
UNC 9/16" 12 0.4720 12.446 0.4900 0.4803
UNC 5/8" 11 0.5270 13.868 0.5460 0.5315
UNC 3/4" 10 0.6420 16.840 0.6630 0.6496
UNC 7/8" 9 0.7550 19.761 0.7780 0.7677
UNC 1" 8 0.8650 22.606 0.8900 0.8760
UNC 1 1/8" 7 0.9700 25.349 0.9980 0.9843
UNC 1 1/4" 7 1.0950 28.524 1.1230 1.1024
UNC 1 3/8" 6 1.1950 31.115 1.2250 1.2106
UNC 1 1/2" 6 1.3200 34.290 1.3500 1.3386
UNC 1 3/4" 5 1.5340 39.827 1.5680 1.5551
UNC 2" 4.5 1.7590 45.593 1.7950 1.7717
UNC 2 1/4" 4.5 2.0090 51.943 2.0450 2.0276
UNC 2 1/2" 4 2.2290 57.582 2.2670 2.2520
UNC 2 3/4" 4 2.4790 63.932 2.5170 2.5000
UNC 3" 4 2.7290 70.282 2.7670 2.7520
P
D1 in inch
min.2B / 3B
max.2B
max.3B
UNF No0 80 0.0465 1.306 0.0514 0.0492
UNF No1 72 0.0580 1.613 0.0635 0.0610
UNF No2 64 0.0691 1.913 0.0753 0.0728
UNF No3 56 0.0797 2.197 0.0865 0.0846
UNF No4 48 0.0894 2.459 0.0968 0.0945
UNF No5 44 0.1004 2.741 0.1079 0.1063
UNF No6 40 0.1110 3.023 0.1190 0.1161
UNF No8 36 0.1340 3.607 0.1420 0.1378
UNF No10 32 0.1560 4.166 0.1640 0.1614
UNF No12 28 0.1770 4.724 0.1860 0.1811
UNF 1/4" 28 0.2110 5.588 0.2200 0.2165
UNF 5/16" 24 0.2670 7.036 0.2770 0.2717
UNF 3/8" 24 0.3300 8.636 0.3400 0.3346
UNF 7/16" 20 0.3830 10.033 0.3950 0.3898
UNF 1/2" 20 0.4460 11.608 0.4570 0.4528
UNF 9/16" 18 0.5020 13.081 0.5150 0.5079
UNF 5/8" 18 0.5650 14.681 0.5780 0.5709
UNF 3/4" 16 0.6820 17.678 0.6960 0.6890
UNF 7/8" 14 0.7980 20.676 0.8140 0.8031
UNF 1" 12 0.9100 23.571 0.9280 0.9154
UNF 1 1/8" 12 1.0350 26.746 1.0530 1.0433
UNF 1 1/4" 12 1.1600 29.921 1.1780 1.1614
UNF 1 3/8" 12 1.2850 33.096 1.3030 1.2894
UNF 1 1/2" 12 1.4100 36.269 1.4279 1.4173
60°
P
D1
TAPPING TECHNOLOGY
27
Unifi ed coarse threadASME B1.1
Unifi ed fi ne threadASME B1.1UNC UNF
American unifi ed threads
P
D1 in inch
min.2B / 3B
max.2B
max.3B
UN 1 1/8" 8 0.9900 1.0150 1.0047 1.0000
UN 1 1/4" 8 1.1150 1.1400 1.1297 1.1220
UN 1 3/8" 8 1.2400 1.2650 1.2547 1.2520
UN 1 1/2" 8 1.3650 1.3900 1.3797 1.3780
UN 1 5/8" 8 1.4900 1.5150 1.5047 1.5000
UN 1 3/4" 8 1.6150 1.6400 1.6297 1.6260
UN 1 3/4" 12 1.6600 1.6780 1.6698 1.6654
UN 1 7/8" 8 1.7400 1.7650 1.7547 1.7520
UN 2" 8 1.8650 1.8900 1.8797 1.8780
UN 2" 12 1.9100 1.9280 1.9198 1.9173
P
D1 in inch
min.2B / 3B
max.2B
max.3B
UNEF No12 32 0.1820 0.1900 0.1895 0.1850
UNEF 1/4" 32 0.2160 0.2240 0.2229 0.2185
UNEF 5/16" 32 0.2790 0.2860 0.2847 0.2795
UNEF 3/8" 32 0.3410 0.3490 0.3469 0.3425
UNEF 7/16" 28 0.3990 0.4070 0.4051 0.4016
UNEF 1/2" 28 0.4610 0.4700 0.4676 0.4646
UNEF 9/16" 24 0.5170 0.5270 0.5244 0.5197
UNEF 5/8" 24 0.5800 0.5900 0.5869 0.5827
UNEF 11/16" 24 0.6420 0.6520 0.6494 0.6457
UNEF 3/4" 20 0.6960 0.7070 0.7037 0.7008
UNEF 13/16" 20 0.7580 0.7700 0.7662 0.7638
UNEF 7/8" 20 0.8210 0.8320 0.8287 0.8268
UNEF 15/16" 20 0.8830 0.8950 0.8912 0.8858
UNEF 1" 20 0.9460 0.9570 0.9537 0.9488
UNEF 1 1/16" 18 1.0020 1.0150 1.0105 1.0079
UNEF 1 1/8" 18 1.0650 1.0780 1.0730 1.0709
UNEF 1 1/4" 18 1.1900 1.2030 1.1980 1.1929
UNEF 1 5/16" 18 1.2520 1.2650 1.2605 1.2579
UNEF 1 3/8" 18 1.3150 1.3280 1.3230 1.3189
UNEF 1 1/2" 18 1.4400 1.4520 1.4480 1.4449
60°
P
D1
28
Bore Hole Diameters
Unifi ed threadASME B1.1
Unifi ed extra fi ne threadASME B1.1UN UNEF
American unifi ed threads
P
D1 in mm
min. max.
EG M 2 0.40 2.087 2.177 2.10
EG M 2.5 0.45 2.597 2.697 2.65
EG M 3 0.50 3.108 3.220 3.15
EG M 3.5 0.60 3.630 3.755 3.70
EG M 4 0.70 4.152 4.292 4.20
EG M 5 0.80 5.174 5.344 5.25
EG M 6 1.00 6.217 6.407 6.30
EG M 7 1.00 7.217 7.407 7.30
EG M 8 1.25 8.217 8.483 8.40
EG M 9 1.25 9.217 9.483 9.40
EG M 10 1.50 10.324 10.560 10.50
EG M 11 1.50 11.324 11.560 11.50
EG M 12 1.75 12.379 12.644 12.50
EG M 14 2.00 14.433 14.733 14.50
EG M 16 2.00 16.433 16.733 16.50
EG M 18 2.50 18.541 18.986 18.80
EG M 20 2.50 20.541 20.896 20.80
P
D1 in mm
min. max.
EG M 8 1.00 8.217 8.407 8.30
EG M 10 1.00 10.217 10.407 10.30
EG M 10 1.25 10.217 10.483 10.40
EG M 12 1.00 12.217 12.407 12.30
EG M 12 1.25 12.271 12.483 12.40
EG M 12 1.50 12.324 12.560 12.50
EG M 14 1.25 14.271 14.483 14.40
EG M 14 1.50 14.324 14.560 14.50
EG M 16 1.50 16.324 16.560 16.50
EG M 18 1.50 18.324 18.560 18.50
EG M 20 1.50 20.324 20.560 20.50
EG M 22 1.50 22.324 22.560 22.50
EG M 24 1.50 24.324 24.560 24.50
P
D1 in inch
min. max.
EG UNF No2 64 0.0894 0.0947 0.0906
EG UNF No3 56 0.1029 0.1086 0.1063
EG UNF No4 48 0.1166 0.1229 0.1181
EG UNF No6 40 0.1435 0.1503 0.1457
EG UNF No8 36 0.1701 0.1771 0.1732
EG UNF No10 32 0.1968 0.2041 0.2008
EG UNF 1/4" 28 0.2577 0.2646 0.2598
EG UNF 5/16" 24 0.3215 0.3288 0.3248
EG UNF 3/8" 24 0.3840 0.3910 0.3858
EG UNF 7/16" 20 0.4483 0.4561 0.4528
EG UNF 1/2" 20 0.5108 0.5186 0.5157
EG UNF 9/16" 18 0.5745 0.5826 0.5787
EG UNF 5/8" 18 0.6370 0.6451 0.6398
EG UNF 3/4" 16 0.7635 0.7720 0.7677
EG UNF 7/8" 14 0.8905 0.8994 0.8957
EG UNF 1" 12 1.0181 1.0281 1.0236
P
D1 in inch
min. max.
EG UNC No1 64 0.0764 0.0823 0.0787
EG UNC No2 56 0.0899 0.0961 0.0925
EG UNC No3 48 0.1036 0.1104 0.1063
EG UNC No4 40 0.1175 0.1252 0.1220
EG UNC No5 40 0.1305 0.1373 0.1339
EG UNC No6 32 0.1448 0.1527 0.1496
EG UNC No8 32 0.1708 0.1781 0.1732
EG UNC No10 24 0.1990 0.2080 0.2047
EG UNC No12 24 0.2250 0.2340 0.2283
EG UNC 1/4" 20 0.2608 0.2704 0.2638
EG UNC 5/16" 18 0.3245 0.3342 0.3307
EG UNC 3/8" 16 0.3885 0.3987 0.3937
EG UNC 7/16" 14 0.4530 0.4639 0.4606
EG UNC 1/2" 13 0.5166 0.5273 0.5236
EG UNC 9/16" 12 0.5806 0.5918 0.5906
EG UNC 5/8" 11 0.6447 0.6564 0.6496
EG UNC 3/4" 10 0.7716 0.7838 0.7776
EG UNC 7/8" 9 0.8990 0.9119 0.9094
EG UNC 1" 8 1.0271 1.0421 1.0335
60°
P
D1
TAPPING TECHNOLOGY
29
ISO metric coarse thread EGDIN 8140
ISO metric fi ne thread EGDIN 8140
Unifi ed coarse thread EGASME B18.29.1 and BS 3409
Unifi ed fi ne thread EGASME B18.29.1 and BS 3409
EG M
EG MF
EG UNC
EG UNF
Helical coil threads for inserts
P
D1 in mm
min. max.
Rd 8 10 5.714 6.274 6.00
Rd 10 10 7.714 8.274 8.00
Rd 12 10 9.714 10.274 10.00
Rd 14 8 11.142 11.812 11.50
Rd 16 8 13.142 13.812 13.50
Rd 18 8 15.142 15.812 15.50
Rd 20 8 17.142 17.812 17.50
Rd 22 8 19.142 19.812 19.50
Rd 24 8 21.142 21.812 21.50
Rd 28 8 25.142 25.812 25.50
P
D1 in mm
min. max.
Tr 10 2 8.000 8.236 8.20
Tr 12 3 9.000 9.315 9.20
Tr 14 3 11.000 11.315 11.25
Tr 141 4 10.500 10.875 10.50
Tr 16 4 12.000 12.375 12.25
Tr 18 4 14.000 14.375 14.25
Tr 20 4 16.000 16.375 16.25
Tr 22 5 17.000 17.450 17.25
Tr 24 5 19.000 19.450 19.25
Tr 28 5 23.000 23.450 23.25
Tr 30 6 24.000 24.500 24.25
Tr 32 6 26.000 26.500 26.25
Tr 36 6 30.000 30.500 30.25
Tr 38 7 31.000 31.560 31.50
Tr 44 7 37.000 37.560 37.50
Tr 46 8 38.000 38.630 38.50
Tr 50 8 42.000 42.630 42.50
Tr 55 9 46.000 46.670 46.50
Tr 60 9 51.000 51.670 51.50
Tr 65 10 55.000 55.710 55.50
P
D1 in mm
min. max.
MJ 3 0.50 2.513 2.653 2.60
MJ 4 0.70 3.318 3.498 3.40
MJ 5 0.80 4.221 4.421 4.30
MJ 6 1.00 5.026 5.215 5.10
MJ 8 1.25 6.782 6.994 6.90
MJ 10 1.50 8.539 8.779 8.70
MJ 12 1.75 10.295 10.563 10.50
P
D1 in inch
min. max.
UNJF No4 48 0.0917 0.0971 0.0945
UNJF No6 40 0.1136 0.1201 0.1161
UNJF No8 36 0.1370 0.1442 0.1417
UNJF No10 32 0.1596 0.1674 0.1634
UNJF 1/4" 28 0.2152 0.2229 0.2205
UNJF 5/16" 24 0.2719 0.2799 0.2756
UNJF 3/8" 24 0.3344 0.3417 0.3386
UNJF 1/2" 20 0.4513 0.4591 0.4528
P
D1 in inch
min. max.
UNJC No4 40 0.0876 0.0941 0.0906
UNJC No6 32 0.1076 0.1157 0.1102
UNJC No8 32 0.1336 0.1417 0.1378
UNJC No10 24 0.1494 0.1600 0.1535
UNJC 1/4" 20 0.2013 0.2121 0.2047
UNJC 5/16" 18 0.2584 0.2690 0.2638
UNJC 3/8" 16 0.3141 0.3250 0.3189
UNJC 1/2" 13 0.4250 0.4367 0.4291
P
D1
30°
P
D1
30°
60°
P
D1
30
Bore Hole Diameters
Metric ISOtrapezoidal threads
Round threads
1 acc. DIN 103 editi on 1924
Metric ISO trapezoidal threadDIN 103 tol. 7H
Round thread DIN 405 tol. 7H
Tr
Rd
Aerospace threads
Metric coarse threadDIN ISO 5855
Unifi ed coarse threadASME B1.15 and ISO 3161
Unifi ed fi ne threadASME B1.15 and ISO 3161
MJ
UNJC
UNJF
P
D1 in inch
min. max.
G 1/8" 28 0.3372 0.3483 0.3465
G 1/4" 19 0.4506 0.4681 0.4646
G 3/8" 19 0.5886 0.6061 0.6004
G 1/2" 14 0.7335 0.7548 0.7480
G 5/8" 14 0.8105 0.8318 0.8268
G 3/4" 14 0.9495 0.9708 0.9646
G 7/8" 14 1.0975 1.1188 1.1122
G 1" 11 1.1926 1.2178 1.2106
G 1 1/8" 11 1.3756 1.4007 1.3976
G 1 1/4" 11 1.5335 1.5587 1.5551
G 1 1/2" 11 1.7656 1.7907 1.7815
G 1 3/4" 11 1.9995 2.0247 2.0079
G 2" 11 2.2306 2.2557 2.2441
G 2 1/4" 11 2.4706 2.4957 2.4803
G 2 1/2" 11 2.8435 2.8687 2.8543
G 2 3/4" 11 3.0935 3.1187 3.1102
G 3" 11 3.3435 3.3687 3.3583
G 3 1/2" 11 3.8335 3.8587 3.8465
G 4" 11 4.3335 4.3587 4.3504
P
D1 in inch
min. max.
BSW 1/8" 40 0.0929 0.1020 0.0984
BSW 3/16" 24 0.1341 0.1472 0.1417
BSW 1/4" 20 0.1860 0.2030 0.2008
BSW 5/16" 18 0.2410 0.2594 0.2559
BSW 3/8" 16 0.2950 0.3145 0.3110
BSW 7/16" 14 0.3461 0.3674 0.3622
BSW 1/2" 12 0.3932 0.4169 0.4134
BSW 5/8" 11 0.5086 0.5338 0.5276
BSW 3/4" 10 0.6233 0.6511 0.6457
BSW 7/8" 9 0.7328 0.7620 0.7579
BSW 1" 8 0.8400 0.8720 0.8661
BSW 1 1/8" 7 0.9420 0.9776 0.9744
BSW 1 1/4" 7 1.0670 1.1026 1.0827
BSW 1 3/8" 6 1.1637 1.2030 1.1811
BSW 1 1/2" 6 1.2866 1.3269 1.3189
BSW 1 5/8" 5 1.3714 1.4142 1.3976
BSW 1 3/4" 5 1.4938 1.5408 1.5354
BSW 1 7/8" 4.5 1.5932 1.6397 1.6339
BSW 2" 4.5 1.7154 1.7668 1.7520
BSW 2 1/4" 4 1.9298 1.9868 1.9685
BSW 2 1/2" 4 2.1798 2.2368 2.2047
BSW 2 3/4" 3.5 2.3840 2.4481 2.4409
BSW 3" 3.5 2.6340 2.6981 2.6772
55°
P
D1
TAPPING TECHNOLOGY
31
Pipe threads
Briti sh standard pipe threadDIN EN ISO 228G Briti sh standard Whitworth thread
BS 84BSW
P
D1 in inch
min. max.
Rp 1/8" 28 0.3344 0.3400 0.3386
Rp 1/4" 19 0.4465 0.4547 0.4528
Rp 3/8" 19 0.5845 0.5927 0.5906
Rp 1/2" 14 0.7279 0.7391 0.7283
Rp 3/4" 14 0.9439 0.9551 0.9449
Rp 1" 11 1.1855 1.1996 1.1909
Rp 1 1/4" 11 1.5265 1.5406 1.5354
Rp 1 1/2" 11 1.7585 1.7726 1.7657
Rp 2" 11 2.2235 2.2376 2.2244
P
D1 in inch
D3cyl.
D4con.
GT BT
Rc 1/8" 28 0.3268 0.3366 0.3465 0.4016
Rc 1/4" 19 0.4370 0.4488 0.5157 0.6181
Rc 3/8" 19 0.5709 0.5886 0.5315 0.6299
Rc 1/2" 14 0.7087 0.7323 0.7008 0.8465
Rc 3/4" 14 0.9252 0.9488 0.7520 0.8976
Rc 1" 11 1.1713 1.1909 0.8937 1.0748
Rc 1 1/4" 11 1.5059 1.5315 0.9843 1.1811
Rc 1 1/2" 11 1.7323 1.7638 0.9843 1.1811
Rc 2" 11 2.1874 2.2291 1.1535 1.3386
P
D1 in inch
min. max.
BSF 3/16" 32 0.1474 0.1577 0.1575
BSF 7/32" 28 0.1730 0.1841 0.1811
BSF 1/4" 26 0.2007 0.2124 0.2087
BSF 5/16" 22 0.2543 0.2684 0.2638
BSF 3/8" 20 0.3110 0.3280 0.3228
BSF 7/16" 18 0.3664 0.3845 0.3780
BSF 1/2" 16 0.4200 0.4394 0.4331
BSF 9/16" 16 0.4825 0.5020 0.4961
BSF 5/8" 14 0.5336 0.5548 0.5512
BSF 3/4" 12 0.6433 0.6670 0.6614
BSF 7/8" 12 0.7586 0.7838 0.7795
BSF 1" 10 0.8720 0.8990 0.8937
BSF 1 1/8" 9 0.9828 1.0120 1.0039
BSF 1 1/4" 9 1.1078 1.1370 1.1220
BSF 1 3/8" 8 1.2150 1.2470 1.2402
BSF 1 1/2" 8 1.3400 1.3720 1.3583
BSF 1 5/8" 8 1.4650 1.4970 1.4764
P
55°
1:16
BT GT
D3
D4
55°
P
D1
55°
P
D1
32
Bore Hole Diameters
Pipe threads
Briti sh standard pipe threadDIN EN 10226-1
Whitworth pipe thread taperedDIN EN 10226-2 and ISO 7/1 tapered 1:16
Briti sh standard Whitworth fi ne thread BS 84 Rp
Rc
BSF
P
D1 in inch
D3cyl.
D4con.
GT BT
NPFT 1/16" 27 0.2402 0.2524 0.3819 0.4764
NPFT 1/8" 27 0.3307 0.3449 0.3819 0.4764
NPFT 1/4" 18 0.4331 0.4488 0.5630 0.6890
NPFT 3/8" 18 0.5630 0.5843 0.5748 0.6969
NPFT 1/2" 14 0.6929 0.7217 0.7480 0.9055
NPFT 3/4" 14 0.9055 0.9323 0.7677 0.9055
NPFT 1" 11.5 1.1417 1.1705 0.9213 1.0787
NPFT 1 1/4" 11.5 1.4764 1.5150 0.9409 1.1024
NPFT 1 1/2" 11.5 1.7126 1.7539 0.9409 1.1181
NPFT 2" 11.5 2.2047 2.2280 0.9567 1.1181
P
D1 in inch
D3cyl.
D4con.
GT BT
NPT 1/16" 27 0.2421 0.2516 0.3819 0.4764
NPT 1/8" 27 0.3307 0.3441 0.3819 0.4764
NPT 1/4" 18 0.4370 0.4472 0.5630 0.6890
NPT 3/8" 18 0.5630 0.5827 0.5748 0.6969
NPT 1/2" 14 0.7047 0.7213 0.7480 0.9055
NPT 3/4" 14 0.9134 0.9319 0.7677 0.9055
NPT 1" 11.5 1.1417 1.1689 0.9213 1.0787
NPT 1 1/4" 11.5 1.4843 1.5138 0.9409 1.1024
NPT 1 1/2" 11.5 1.7323 1.7528 0.9409 1.1181
NPT 2" 11.5 2.2047 2.2268 0.9567 1.1181
P
D1 in inch
min. max.
NPSM 1/8" 27 0.3580 0.3640 0.3583
NPSM 1/4" 18 0.4680 0.4810 0.4724
NPSM 3/8" 18 0.6030 0.6120 0.6102
NPSM 1/2" 14 0.7470 0.7590 0.7480
NPSM 3/4" 14 0.9580 0.9700 0.9646
NPSM 1" 11.5 1.2010 1.2110 1.2047
NPSM 1 1/4" 11.5 1.5460 1.5550 1.5512
NPSM 1 1/2" 11.5 1.7850 1.7940 1.7913
NPSM 2" 11.5 2.2590 2.2680 2.2638
P
D1 in inch
min. max.
NPSF 1/8" 27 0.3406 0.3476 0.3425
NPSF 1/4" 18 0.4422 0.4509 0.4449
NPSF 3/8" 18 0.5776 0.5862 0.5807
NPSF 1/2" 14 0.7133 0.7234 0.7185
NPSF 3/4" 14 0.9238 0.9359 0.9252
NPSF 1" 11.5 1.1600 1.1716 1.1614
TAPPING TECHNOLOGY
BT GT
D3
D4
P
60°
1:16
60°
P
D1
33
American pipe threads tapered
American standard straight pipe threads
American standard taper pipe threadASME B1.20.1 tapered 1:16
American standard straight pipe thread ASME B1.20.1
American standard taper pipe threadASME B1.20.1 tapered 1:16
NPT NPSM
NPTF American standard straight pipe thread ASME B1.20.3NPSF
P
M 1 0.25 0.88
M 1.1 0.25 0.98
M 1.2 0.25 1.08
M 1.4 0.30 1.26
M 1.6 0.35 1.45
M 1.8 0.35 1.65
M 2 0.40 1.82
M 2.2 0.45 2.00
M 2.5 0.45 2.30
M 3 0.50 2.80
M 3.5 0.60 3.25
M 4 0.70 3.70
M 4.5 0.75 4.15
M 5 0.80 4.65
M 6 1.00 5.55
M 7 1.00 6.55
M 8 1.25 7.45
M 9 1.25 8.45
M 10 1.50 9.35
M 11 1.50 10.35
M 12 1.75 11.20
M 14 2.00 13.10
M 16 2.00 15.10
M 18 2.50 16.90
M 20 2.50 18.90
M 22 2.50 20.90
M 24 3.00 22.70
M 27 3.00 25.70
M 30 3.50 28.40
M 33 3.50 31.40
M 36 4.00 34.20
M 39 4.00 37.20
M 42 4.50 40.00
M 45 4.50 43.00
M 48 5.00 45.80
P
M 2 0.25 1.88
M 2.2 0.25 2.10
M 2.5 0.35 2.35
M 3 0.35 2.85
M 3.5 0.35 3.35
M 4 0.50 3.80
M 5 0.50 4.80
M 6 0.50 5.80
M 6 0.75 5.65
M 8 0.75 7.65
M 8 1.00 7.55
M 10 0.75 9.65
M 10 1.00 9.55
M 10 1.25 9.45
M 12 0.75 11.65
M 12 1.00 11.55
M 12 1.25 11.45
M 12 1.50 11.35
M 14 1.00 13.55
M 14 1.25 13.45
M 14 1.50 13.35
M 16 1.00 15.55
M 16 1.50 15.35
M 18 1.00 17.55
M 18 1.50 17.35
M 18 2.00 17.10
M 20 1.00 19.55
M 20 1.50 19.35
M 20 2.00 19.10
M 22 1.00 21.55
M 22 1.50 21.35
M 22 2.00 21.10
M 24 1.00 23.55
M 24 1.50 23.35
M 24 2.00 23.10
P
M 26 1.00 25.55
M 26 1.50 25.35
M 27 1.50 26.35
M 27 2.00 26.10
M 28 1.00 27.55
M 28 1.50 27.35
M 28 2.00 27.10
M 30 1.00 29.55
M 30 1.50 29.35
M 30 2.00 29.10
M 30 3.00 28.65
M 32 1.50 31.35
M 32 2.00 31.10
M 33 1.50 32.35
M 33 2.00 32.10
M 33 3.00 31.65
M 36 1.50 35.35
M 36 2.00 35.10
M 36 3.00 34.65
M 38 1.50 37.35
M 39 2.00 38.10
M 39 3.00 37.65
M 40 1.50 39.35
M 40 2.00 39.10
M 42 1.50 41.35
M 42 2.00 41.10
M 42 3.00 40.65
M 45 1.50 44.35
M 45 2.00 44.10
M 45 3.00 43.65
M 48 1.50 47.35
M 48 2.00 47.10
M 48 3.00 46.65
P
EG M 2 0.40 2.35
EG M 2.5 0.45 2.90
EG M 3 0.50 3.40
EG M 3.5 0.60 4.00
EG M 4 0.70 4.60
EG M 5 0.80 5.70
EG M 6 1.00 6.80
EG M 7 1.00 7.80
EG M 8 1.25 9.10
EG M 9 1.25 10.10
EG M 10 1.50 11.30
EG M 11 1.50 12.30
EG M 12 1.75 13.50
EG M 14 2.00 15.70
EG M 16 2.00 17.70
EG M 18 2.50 20.10
EG M 20 2.50 22.10
P
EG 8 1.00 8.80
EG M 10 1.00 10.80
EG M 10 1.25 11.10
EG M 12 1.00 12.80
EG M 12 1.25 13.10
EG M 12 1.50 13.30
EG M 14 1.25 15.10
EG M 14 1.50 15.30
EG M 16 1.50 17.30
EG M 18 1.50 19.30
EG M 20 1.50 21.30
EG M 22 1.50 23.30
EG M 24 1.50 25.30
34
Bore Hole Diameters
Roll taps
ISO metriccoarse threadDIN 13
ISO metricfi ne threadDIN 13
ISO metricfi ne threadDIN 13
ISO metriccoarse thread EGDIN 8140
ISO metricfi ne thread EGDIN 8140
M MF MF EG M
EG MF
P
G 1/8" 28 0.3642
G 1/4" 19 0.4921
G 3/8" 19 0.6299
G 1/2" 14 0.7874
G 5/8" 14 0.8661
G 3/4" 14 1.0039
G 7/8" 14 1.1516
G 1" 11 1.2598
G 1 1/8" 11 1.4409
G 1 1/4" 11 1.5984
G 1 1/2" 11 1.8307
P
BSW 1/8" 40 0.1122
BSW 3/16" 24 0.1654
BSW 1/4" 20 0.2244
BSW 5/16" 18 0.2835
BSW 3/8" 16 0.3425
BSW 7/16" 14 0.4016
BSW 1/2" 12 0.4567
BSW 5/8" 11 0.5787
BSW 3/4" 10 0.6969
BSW 7/8" 9 0.8268
BSW 1" 8 0.9350
BSW 1 1/8" 7 1.0512
BSW 1 1/4" 7 1.1772
BSW 1 1/2" 6 1.4134
P
UNC No1 64 0.0661
UNC No2 56 0.0780
UNC No3 48 0.0890
UNC No4 40 0.1004
UNC No5 40 0.1142
UNC No6 32 0.1240
UNC No8 32 0.1496
UNC No10 24 0.1713
UNC No12 24 0.1969
UNC 1/4" 20 0.2283
UNC 5/16" 18 0.2874
UNC 3/8" 16 0.3465
UNC 7/16" 14 0.4055
UNC 1/2" 13 0.4646
UNC 9/16" 12 0.5256
UNC 5/8" 11 0.5846
UNC 3/4" 10 0.7047
UNC 7/8" 9 0.8228
UNC 1" 8 0.9409
UNC 1 1/8" 7 1.0610
UNC 1 1/4" 7 1.1850
UNC 1 3/8" 6 1.2992
UNC 1 1/2" 6 1.4252
P
UNF No0 80 0.0543
UNF No1 72 0.0669
UNF No2 64 0.0787
UNF No3 56 0.0906
UNF No4 48 0.1024
UNF No5 44 0.1142
UNF No6 40 0.1260
UNF No8 36 0.1516
UNF No10 32 0.1752
UNF No12 28 0.2008
UNF 1/4" 28 0.2323
UNF 5/16" 24 0.2933
UNF 3/8" 24 0.3563
UNF 7/16" 20 0.4154
UNF 1/2" 20 0.4783
UNF 9/16" 18 0.5374
UNF 5/8" 18 0.6004
UNF 3/4" 16 0.7224
UNF 7/8" 14 0.8425
UNF 1" 12 0.9626
UNF 1 1/8" 12 1.0866
UNF 1 1/4" 12 1.2126
UNF 1 3/8" 12 1.3366
UNF 1 1/2" 12 1.4626
P
UNEF No12 32 0.2008
UNEF 1/4" 32 0.2362
UNEF 5/16" 32 0.2992
UNEF 3/8" 32 0.3622
UNEF 7/16" 28 0.4213
UNEF 1/2" 28 0.4843
UNEF 9/16" 24 0.5433
UNEF 5/8" 24 0.6063
UNEF 11/16" 24 0.6693
UNEF 3/4" 20 0.7283
UNEF 13/16" 20 0.7913
UNEF 7/8" 20 0.8504
UNEF 15/16" 20 0.9134
UNEF 1" 20 0.9764
UNEF 1 1/16" 18 1.0374
UNEF 1 1/8" 18 1.0984
UNEF 1 1/4" 18 1.2244
UNEF 1 5/16" 18 1.2874
UNEF 1 3/8" 18 1.3504
UNEF 1 1/2" 18 1.4764
TAPPING TECHNOLOGY
35
Roll taps
Unifi ed coarse threadASME B1.1
Unifi ed fi ne threadASME B1.1
Unifi ed extra fi ne threadASME B1.1UNC UNF UNEF
Briti sh standard pipe threadDIN EN ISO 228G
Briti sh standard Whitworth threadBS 84BSW
KOMET of America, Inc.
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BASS GmbH & Co. KG
Tapping TechnologyBass-Strasse 197996 NiederstettenGERMANYMAIN OFFICE: (49) 7932 892-0FAX: (49) 7932 892-87www.bass-tools.com
KOMET of CanadaTooling Solutions ULC250 Harry Walker Pkwy NUnit 6BNewmarket, ON L3Y 7B4CANADATEL: (905) 954-0466FAX: (905) 954-1068E-MAIL: [email protected]