What do the limit switches do that mine might not be?

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Dan mentioned G28 - this post has alot of awesome on that topic. Must-read for us all - imho

Learning About G28

Understanding G28 I hope this is appropriate to post here. Didn’t know where else to put it. Maybe would make more sense as a project? Background I am new to CNC. I have recently been using a Shapeoko then upgraded to an X-Carve. In my job I have had the fortune recently to have at my disposal a wealth of resources on the Autodesk CAM team that I have been pestering for information on my quest to learn more about using CNC machines. One of the topics that I found most confusing and cause…