... in manufacturing all types of cutting & milling tools: Carbide End Mill, Ball & Nose End Mill, Corner Radius ... Cutter, Turning Tool, Countersink, Round Rod, Tool Bit, Carbide Tip, Ejector Pin, Punch, Mold Etc.2) Super ... 5) Work piece material: cast iron, carbon steel, alloy steel, hardened steel, quenched steel, non-ferrous metals, ... us. Any questions are highly welcome! tungsten carbide square end mill