... the risks of unfasten split 3,0.04-0.07 Natural diamond wire drawing dies ND wire drawing dies: It is formed ... extruded with high speed, and the life of drawing wire is been increased, also decrease the risks of unfasten ... split. Applications: platinum rhodium wire, gold wire, silver wire, copper, aluminum, molybdenum, nickel, tined, copper, tungsten, copper aluminum alloy and other ...