... OD1to OD25 tungsten carbide rodOur carbide rods are used for cutting aluminium alloy, cast iron, stainless steel, refractory alloy steel, ... by worldwide tool makers.Advantages:1.For PCB drills, drills, end mills & reamers, mold punches, core pins & hole drilling ... . Comprehensive performance and good stability, for twist drill and end mill, is preferred alloy tool materials.If you are interested in ...