How Do You Sharpen Drill Bits With A Bench Grinder?
Drill bits can be used over and over again, but only if they remain sharp. The tip needs to be sharp to penetrate whatever surface it’s drilling into, and the ridges must be sharp to gather up the shavings the drill creates. If your drill bits become dull, you can resharpen them–especially at the tip–with an electric bench grinder. A grinder with a wheel made of the right material can sharpen any type of drill bit, including masonry, cobalt, carbide, titanium nitride and carbon steel bits. Follow all recommended safety procedures with this tool when you sharpen drill bits. Get an electric bench grinder with a wheel strong enough for the metal drill bits. A diamond-grinding wheel works best. A carbon wheel will also work but will wear down and need to be replaced sooner.Always wear an eye mask and leather gloves when using it. Turn on the bench grinder to a low speed. Hold the drill bit by its base. Using a pair of pliers is best unless you can grip the base very tightly with your fin
