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Graphic Instruments and Their Use
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angle ANSI assembly drawing auxiliary view axis base basic center lines cone construction curve cutting plane cutting-plane method cylinder datum decimal dimensions distance drafter drawn Drill edge view ellipse engineer's scale example feature Figure finished front view gear give given graphics height hole horizontal plane illustrated inch isometric isometric projection Koh-I-Noor letters line of intersection machine method METRIC metric system minor diameter normal view Note object oblique projection orthographic projection orthographic views paper parallel pencil perpendicular photo drawings pictorial picture plane position principal planes prism PROB produced radius Rapidograph right-side views rotated scale screw sectional view seen in Fig shaft shape shown in Fig shows side view sketch space specific square standard straight line strokes surface of revolution symbol tangent thread tion tolerance zone tolerancing tool top view triangle true length vanishing point vertical welding width