... : Al, Mg & Zn alloy 3. ISO9001:2008 compliant Custom Design Glass Clamp Die Casting, Die Casting ... treatmentHardening, NitridingFeaturesAdvanced design, High precision, Quality materials, Long lifetime, Quick deliveryEquipmentsCNC precision mould engraving machine, CNC ... Aluminium alloy, magnesium ally or Zinc alloy )4. Precision machining 5. Surface treatment: deburring, polishing, electroplating ...