The general workflow to go from CAD model to machined CNC part is:
1. Begin with CAD model.
2. Establish Job parameters including CNC coordinate system and stock shape/size.
3. Select CNC process.
4. Select cutting tool and machining parameters.
5. Select driving CAD geometry.
6. Verify toolpath.
7. Post Process.
8. Transfer G-code program to CNC machine.
9. Set up and operate CNC machine to make part.