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G-Code, CAD, and CAM discussions / Re: Plunge cut with end mill
« on: April 10, 2020, 07:53:39 AM »
Not much help but that type of end mill was never intended for plunge cut and really does not make a very good job if forced to do it. Best option is to purchase the right tool, sometimes sold as slot drill, which has an end flute going to the centre. Just my 2 cents 
Tweakie.

Tweakie.