... punches 1)Material: solide carbide, hss, hss-co 2)TIN, TIAIN, TIALN coated or not 3)high quality Ejector punches1)Material: solide carbide ... factory specialize in manufacturing all types of cutting & milling tools: Carbide End Mill, Ball & Nose End Mill, Corner Radius End ... , Dovetail Cutter, Turning Tool, Countersink, Round Rod, Tool Bit, Carbide Tip, Ejector Pin, Punch, Mold Etc.5) Super high hardness ...