GibbsCAM has a macro function that can be used to create geometry, import saved processes, and create operations. We can use some GibbsCAM macros for CNC programming: Use GibbsCAM macro, it's easy for customize various kinds Tool List; Show Tools information and G/M codes information; Especially, it's very easy for select Taps, Reamers and Drills, Drill always match Tap or Reamer.
Detailed introduction about GibbsCAM Macros Programming:
http://jeffcnc.spaces.live.com/blog/...50DA!399.entry