I've been thinking about buying one of these but I don't know if they are just a gimmick. Also, if they genuinely work well how good do your bits need to be in the first place to be worth sharpening?
An image of a man grinding a drill bit on a bench grinder - Best_Stocker/Shutterstock We may receive a commission on purchases made from links. If you're a ...
The professional-use Drill Doctor 750X sharpens standard twist and masonry bits from 3/32” to ¾”. The custom point angles can easily be set anywhere from 115 to 140 degrees.The adjustable material ...
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