Board-Pencil Drawing Tools & Instruments
Transcript of Board-Pencil Drawing Tools & Instruments
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Board-Pencil Drawing Tools &
Instruments
– T- Square
– 45° Set Square
– 30° x 60° Set Square
– Drawing Paper
– Case Instruments
– Pencils (B, HB, 2H)
– Circle Templates
– French Curves
– Eraser
– Protractor
– Schocth Tape
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T Square
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Drafting Equipment
Triangles
45°
30°/60°
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Set Squares
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Wrong!
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METRIC SCALE
1:1 SCALE (1mm DIVISIONS)
mm1:1
0 10 20 30 40 50 60 70 80
18 34 52.5
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Drafting Equipment
Compasses
Bow
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Drafting Equipment
Templates
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Drafting Equipment
Irregular Curves
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Drafting Equipment
Wooden Pencil
Automatic Pencil
Mechanical Pencil
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Drafting Equipment
Erasers
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Pencil Grades
9H, 8H 7H,
6H, 5H, 4H Hard
Used in drawing very thin and light lines, 9 or 8 H pencils suitable to draw over marble or stone
3H, 2H, H, F,
HB, B Medium
Used in medium sized paper drawing 3H, 2H, H for construction lines, F, HB, B for visible out lines, hidden lines and lettering
2B, 3B, 4B,
5B, 6B, 7B Soft
Used in large sized paper drawing, especially in civil engineering and architecturing
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Drafting Equipment
Erasing Shield
Drafter’s Brush
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Drafting Equipment
Technical Pens
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Tools & Instruments in CAD
• Computer
• CAD Software
• - AutoCAD,
• - AutoCAD- Mechanical
• -AutoCAD- Electrical
• - AutoCAD- Architect
• - AutoCAD- Civil 3D
• - Autodesk Inventor
• - Autodesk Revit