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Transcript of Findings
Wire Gauge ChartSWG – Standard Wire GaugeAWG - American Wire Gauge
Gauge SWG (Inches)
SWG (mm)AWG
(Inches)AWG (mm)
12 0.104" 2.64mm 0.0808" 2.05mm
14 0.080" 2.03mm 0.0641" 1.63mm
16 0.064" 1.63mm 0.0508" 1.29mm
18 0.048" 1.22mm 0.0403" 1.02mm
20 0.036" 0.91mm 0.0320" 0.81mm
22 0.028" 0.71mm 0.0253" 0.64mm
24 0.022" 0.56mm 0.0201" 0.51mm
Wire Size Diameter in
Millimetres What It's Good For Making:
14 ga 1.65 mm • clasps /thick jump rings /chain maille jewellery /neck rings
• bangle bracelets /substantial formed links /eye pins for beads
with very large holes
16 ga 1.3 mm • clasps /thick jump rings /chain maille jewellery /neck rings
• bangle bracelets /substantial formed links /eye pins for beads
with large holes
18 ga 1.0 mm more delicate clasps /jump rings /formed links /eye pins, head
pins
wire-wrapping /ear-wires (though 20 gauge is more common)
fits through most bead holes
20 ga 0.8 mm jump rings /delicate formed links /eye pins /head pins /wire-
wrapped links /split-rings /ear wires /fits through most bead
holes
21 ga 0.75 mm many people buy this odd size gauge specifically for
making ear wires
22 ga 0.65 mmwire-wrapping /wire-wrapped head-pins /wire-wrapped
eye-pins /fits through almost all bead holes
24 ga 0.5 mm standard size for wire-wrapped bead links and head pins
wire-wrapping /fits through all but the smallest bead holes.
Semi-precious gemstone beads and pearls often have
smaller holes than other beads. This gauge fits through
almost all of these.
26 ga 0.4 mm for wire crochet /wire-wrapped bead links and head pins
wire-wrapping /fits through all but the smallest bead holes.
Semi-precious gemstone beads and pearls often have
smaller holes than other beads. This gauge should fit
through all of these.
28 ga 0.32 mmfor wire crochet /wire-wrapping /wire-weaving.
Jump RingDiameter
Wire Gauge Mandrel
4 mm 20 ga. (0.75 mm) 2.5 mm
5 mm 20 ga. (0.75 mm) 3.5 mm
5 mm 18 ga. (1 mm) 3 mm
6 mm 18 ga. (1 mm) 4 mm
6.5 mm 16 ga. (1.25 mm) 4 mm
7 mm 18 ga. 1 mm) 5 mm
7 mm 16 ga. (1.25 mm) 4.5 mm
7.5 mm 16 ga. (1.25 mm) 5 mm
8 mm 18 ga. (1 mm) 6 mm
9 mm 18 ga. (1 mm) 7 mm
9 mm 16 ga. (1.25 mm) 6.5 mm
9 mm 14 ga. (1.5 mm) 6 mm
12.5 mm 14 ga. (1.5 mm) 9.5 mm
Jump Ring Sizes