LinkMejor 30pcs 3mm Cylindrical Nose 3mm Alloy Shank Grinding Buffing Bits

30 Pcs diamond point bit set in a protective plastic case, can be used for a variety of hole making and grinding tasks in glass, ceramics, porcelain, plastics.Diamond set is perfect for use with your high speed drilling or grinding tool.Can be installed on the electronic grinder, hanging mill and hand electric drill (not included here).