... ,any grade with different grain size are available.We specialize in the manufacture of tungsten carbide products such as tungsten carbide ... ,PCD blades,PCBN blades,ceramic inserts,and customized products etc.In the meantime,please be informed any grade and performance are ... are WC,Tic,Cr3C2,VC,TaC,NbC,BC4,etc. Precision ground carbide rods