Proxxon - Diamond Tipped Cutter HOBBY TOOL, ARTS AND CRAFTS, MINIATURE MODEL BUILDING, PROXXON ACCESSORIES
With consistently even coating of diamond dust. Bodies and shafts made from stainless steel. Used for grinding, engraving and chiselling steel (even chrome-cobalt alloy), glass, ceramics, porcelain and plastics. All shafts Ø 2.35mm.