Product Name: In Stock Ground Tungsten Carbide Rods by PiecesModel Number: GCR-450/500/520/ ... steel, Cast Iron, Mold steel, Stainless steelMain Features:Original tungsten powder, made of China carbide, Taiwan carbide, Germany carbide. Different grades ... usage, mainly for carbide cutting tools production with high efficiency. Ground carbide rods sold by pieces, easily used in the production ...