... , carbide mould cutter, carbide rotary burrs, carbide rotary burs, carbide milling cutter, tungsten carbide rotary burrs, carbide burrs, hardmetal burrs, super hard tools, carbide tools, tungsten steel grinder, solid carbide ... all kinds of hardened steel) and nonferrous metals( such as marble, gemstone, bone, etc), the machining workpiece’s hardness can be ...