1.Tungsten Carbide 2.HRC:45-65 3.High efficiency, long-lived 4. ... authentication.3.Packing Detail 1.One plastic pipe pack one piece, 10 pieces per group.2.Use the air bubble paper ... needs.. 4.Other products you may interesed in: solid carbide milling cutter, solid carbide reamers, non-standard tools/moulding tools, etc. If ...