Specification: 1.ST0003-B Ti Cross Type,Carbide Tipped Bit 2.for Stone,Tile,Glass,Metal, ... , like dies, taps, hss or carbide end mills, counter sinks, step drills, cobalt drills, hobs, reamers, etc. We have 18 years ... DIY tools to Japan, Germany, the USA and Australia Ti Cross Type, Carbide Tipped drill Bit 5pcs/set