... treatmentHardening, NitridingFeaturesAdvanced design, High precision, Quality materials, Long lifetime, Quick deliveryEquipmentsCNC precision mould engraving machine, CNC forming machine, CNC turning, EDM, Linear cutting machine ... . Die casting (Aluminium alloy, magnesium ally or Zinc alloy )4. Precision machining 5. Surface treatment: deburring, polishing, electroplating, chrome-plating, nickel ...