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 ...

A collection of woodworking drill bits ready to be sharpened - Vladyslav Varshavskiy/Getty Images The tool has a ⅓-horsepower motor driving two grinding wheels at up to 3450 rpm. The wheels have a ...

If your drill bits no longer work like they used to, a drill bit sharpener can bring back their edge. Whether you work with wood, metal, or plastic, sharp tools work faster and more precisely than ...

Drill bits are so cheap that when one is too chowdered up to keep working, we generally just toss it out. So you might expect a video on sharpening drill bits to be somewhat irrelevant, but [This Old ...

Ever tried sharpening a drill bit by hand? It's nearly impossible to capture the thing and get the angles right—so lots of people just buy new ones. Here's where the Drill Doctor comes in. Drill ...

We may receive a commission on purchases made from links. A hand drill is only as good as its drill bit. You may have one of the top-rated drills for home projects, but it won't be able to do the job ...

Milwaukee Tool demonstrates its continued commitment to delivering productivity-enhancing accessory solutions with the introduction of their new Self-Sharpening Chisels and Next Generation SDS-Max ...

Two Houston-area men have received a U.S. patent for a new kind of drill bit they say will sharpen itself. The "self-sharpening" effect is achieved by the configuration of hardfacing material in the ...