11-19-2017, 11:29 PM
(11-19-2017, 01:48 PM)f350ca Wrote: I attempt to four facet grind my bits by hand Tom, they cut, what's to criticize.
You and I know that, but some just can't get beyond the old school conical geometry they learned in shop class. Never mind that most drill bits made today have multi-faceted points.
Tom