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CAD (Computer Aided Design) is the process of designing a (physical) product by instructions to a software. Its use is amplified by hardware (CNC machines or 3D printers) that can interpret the CAD files and create the product from it.

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CAD software for 3D printing

Siemens NX I have only worked a little with NX but most of the big commercial CAD softwares are somewhat similar, so I would simply go with your employers recommendation. … I would recommend this for low cost or low level CAD work. It also integrates many different styles of CAD into one (openSCAD e.g.). …
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