Accurately: grinds correct tip and relief angles and restores sharp-as-new cutting edges on drill bits and small tools. Drill Bits: Re-sharpens drill bits; HSS, masonry, SDS-plus, centre-point, brad-point and flat wood, 3-13mm in diameter. Including titanium-coated bits. Small Tools: Re-sharpens and re-edges small tools including carbide-tipped: scribers, bradawls, punches, cold chisels, screwdrivers, etc. Makes them easier to use, and extends tool life. Precision Angles: The grinding jig has all the angles for correct tip geometry built in. It positions each type of bit over the wheels to give the correct tip and relief angles. Quick, Precise Results: Powered by any domestic electric corded or cordless drill, resharpening drill bits and tools fast and reliably., Weight: 0.6834330122 pounds, Manufacturer: Multi-Sharp