diamond micro grinder bit
Diamond Grinding Bits McMaster-Carr. The diamond abrasive in these bits is extremely hard and lasts longer than tungsten carbide. For longer tool life and improved finish, use a water- or oil-soluble mist or
Diamond Grinding Bits McMaster-Carr. The diamond abrasive in these bits is extremely hard and lasts longer than tungsten carbide. For longer tool life and improved finish, use a water- or oil-soluble mist or