... Die casting, Deburring, Drilling holes, Tapping, CNC Machining and Assembly.5. Surface treatment: Sandblasting, Tumbling, Powder coating ... finish: plating, painting,coating, chrome plating, nickel plating,e-coating,etc.assemblingOur advantageProfessional technical ... Die casting, Deburring, Drilling holes, Tapping, CNC Machining and Assembly.5. Surface treatment: Sandblasting, Tumbling, Powder coating ...