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INTRODUCTION TO DRAFTING TECHNOLOGY
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angle ANSI APPENDIX axis basic bolt circle circular cone construction curve cutting plane cylinder d d 1 d d d d d d d d datum decimal descriptive geometry detail drawing diagram diameter dimensions distance drawn Drill edge view ellipse example FILLETS FLANGED front view frontal gear given grade graph graphical grid hole horizontal hunting seat inches isometric letters located measured method metric millimeters o o d d o o o o o o oblique orthographic views parallel perpendicular pictorial piercing points pipe pitch plotted primary auxiliary view prism Problem projected projection planes radius revolved right section ru ru scale SCREW THREAD screws secondary auxiliary view Shaft sheet shown in Fig side view slope specified standard surface symbols tangent thread tolerance top view triangle true length types vectors vertical welding Width