... Treatment: chrome plating, sandblasting, painting , anodizing, powder coating, electrophoresis. 3) Suitable for various industries: auto, machine, valve, pneumatic , etc ... , CNC milling, Stamping, Plastic injection ,Painting and powder coating, Customized cub-assembly.Based on quality products, excellent ... Aluminum die casting pump accessaries/cylinder head used for pump/air compressor cylinder head