“how do they remove the material in the recessed area in a screw head where the driver goes”
From the video I watched it appears the recessed area is pressed into the slug before the threads are rolled on and heat treated.
First off I don’t use the word “friend” very loosely. I’ve made the mistake of thinking someone was a friend only to have it bite me in the ass one too many times. Secondly the people I do work for might think they have a connection with me but I don’t see it like that, I’ve never had to look...
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