Specification: 1.ST0003-B Ti Cross Type,Carbide Tipped Bit 2.for Stone,Tile,Glass,Metal,Wood ... blades,diamond grinding wheels,diamond profile wheelsdiamond vacuum brazed toolstile bits, marble bits,hand padsdiamond files,diamond sintered carving burrsflexible polishing pads ... DIY tools to Japan, Germany, the USA and Australia Ti Cross Type, Carbide Tipped drill Bit 5pcs/set