Twofers Grinder Bits

Two Superior Quality Bits at One Value Price Aanraku's Twofers Grinder Bits offer superior quality at a low-cost. The diamond abrasive grinding surface is double plated for strength, durability and long life. It's large 18mm bit height gives you a larger grinding surface, designed to maximize bite and allows for the uniform grinding. Diamond coating guaranteed not to peel!  100-120 diamond mesh grit and 1" diameter. Use standard coarse bits for the majority of your grinding jobs - it's a perfect medium between having quick grinding and a smooth finish. Bits fit most glass grinders.