tungsten carbide roller,ring

Sell: Tungsten carbide, Powder metallurgical molds,drawing dies, heading die, punching dies, stamping dies, cold forging dies,nail gripper,nail knife,nail cutter, pellet, bush, nib, plate, block, flat, strips, rod, roller, roll rings, balls, tile cutter, glass cutters, disc cutters, tungsten carbide powder, cobalt powder Powder: WC, Cobalt, TiC, Cr3C2, VC, TaC, NbC, BC4,