... delivery; 5>100% original material. 1>100% purity, without recycled materials;2>Long life circle, good wear resistance, excellent toughness ... are available. We specialize in the manufacture of tungsten carbide products such as tungsten carbide strips, rods,rings,inserts, shims,wear ... Office: With more than 20 years experience of producing tungsten carbide products. We can provide any sizes and high ...