it's going to take a lot of grinding to turn larger bits from 118 to 135. Hard on your abrasives,
The drill doctors are more intended for touchups...
LCHIEN
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Last edited by LCHIEN; Yesterday, 01:55 PM. -
https://www.regalcuttingtools.com/le...uld-i-be-using
If drilling hard materials and you want to limit skating, use a 135° drill bit instead...Leave a comment:
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