I would like to know what the terms jobbers length, taper and screw machine mean with respect to drill bits.
thanks,
al
Drill bit terms -- what do they mean
Sep 04, 2009
5 Replies
Normal, long, and short, respectively.
You left out spot, center, and parabolic.
Wes
You left out aircraft, bet there's a lot more
Karl
I was just trying to get things rolling ;)
Wes
Start here with basic research...
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The terms refer to the length of the "bit" in this case.
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