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AutoCad (2D Modeling)

Inventor (3D Modeling)

Mechanics Overview


Basic Information

Useful Formulas

Holes and Fasteners

Speed and Feed Charts

Machine Specific 

3D Printer
Note:  We do not use ABS here, but some of the design tips are useful

Laser Cutter
Note:  We do not have the same cutter, but the design tips and theory of operation are helpful

CNC Mill/Mill
A few good techniques on getting nice cuts

I can not stress the first rule enough.

Band Saw