Open your Mastercam Post Processor Reference Guide (installed with Mastercam). Use the "Find in Files" feature. If you see tlplnno$ , search the Mastercam help files. It stands for "Tool Plane Number."
To force an imperial output, find fastmode$ and metrictool$ and set them appropriately. mastercam post processor editing
You can buy a $100,000 CNC machine, but if your post processor outputs bad code, the machine is a paperweight. Conversely, a well-edited post allows you to program complex 5-axis parts, automate tool breakage checks, and eliminate manual G-code edits forever. 000 CNC machine
As of 2025, a new trend is emerging: using Large Language Models (LLMs) to write or debug MP code. the machine is a paperweight. Conversely