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?

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 ...

Dull drill bits are not usually a type of tool that's worth buying used, unless you can sharpen them yourself. Many companies that sharpen drill bits use precision grinding machines, but there are ...

We may receive a commission on purchases made from links. If you're a professional craftsperson or even just an ambitious do-it-yourself devotee, then you know that a cordless drill is one of the most ...

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 ...