... steel 3.Implemented as drawing for soft and hard wire PolyCrystal Diamond Drawing Dies1.Core: PolyCrystal DiamondImported Core ... tungsten and copper plated steel wire etc.). Suitable for drawing platinum rhodium wire, gold wire,silver wire,copper,aluminum, molybdenum,nickel, ... cord,iron and other nonferrous metal wire material.SpecificationHole size: 0.10mm—10.00mm Case size: 25x12mm,28x11mm,30x15mm ...