Uploaded January 2021 | Updated September 2026, 3 weeks ago

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In this video I demonstrate how to use a CNC machines common variables to create a sub-program which steps over closer to the part each time the sub-program is called.
00:00 Intro
00:35 Setting the common variable
01:06 Adding variables to the sub-program
02:16 Walk through the code changes
03:03 Stepping through the code with the variable simulator

To see a tool height offset being verified in MDI mode watch:
youtu.be/s71o_c9ueuY