... are tungsten carbide ring and rollers, strips, blade, drawing dies , heading dies, rods, precision tools and etc, we own advanced ... carbide furnace, automatic-press sintering furnace, slow-feeding NC wire-cut machine, precision EDM shaping machine, CNC Machining Center ... ferrous metal, alloy and unalloyed materials. Also qualified for wire drawing for the steel and non-ferrous metal, electric drill ...