A left hand drill bit will often unscrew a broken bolt/stud, eliminating the need for an extractor to be used.
I try to sharpen my drills on a grinder. Sometimes they work good, other times I think I make them worse. More practice needed. PixMan has a nice drill sharpener. Old and heavy duty from what I remember but cannot recall the brand.
I try to sharpen my drills on a grinder. Sometimes they work good, other times I think I make them worse. More practice needed. PixMan has a nice drill sharpener. Old and heavy duty from what I remember but cannot recall the brand.
Hunting American dentists since 2015.