tungsten carbide drawing dies: 1)good quality 2)reasonable price 3)iso quality certification 4)we acccept clients' order tungsten carbide ... of different materials like Mild Steel (M.S), High Carbon (H.C), Stainless Steel (S.S), Brass, Aluminum, etc. All major ... are used to maintain the inner diameter of the tube.D)Bar Drawing DiesBar drawing dies in round, hex, square and ...