... machining,drilling,turning,grinding,tapping,mould design and processing,casting,sheet mental working etc. All Kinds of CNC ... and testing equipment CNC Drilling and tapping machines Materials Iron, aluminum, steel, coppe, plastic, carbon steel, nylon, bronze, ... . Surface Treatment Heat treatment, plating(zinc, nickel, chrome, aluminum alloy), anodized with various colors, PVD/PCD coating, polishing, ...