... punctual delivery 3)Professional maker 4)good workmanship Die casting Material: Aluminum,Brass,Copper,Bronze,Steel, ... Sand casting, Gravity casting, high pressure die casting, low pressure die casting and CNC machining castingPrecision machining: CNC ... : Polishing, sand blasting, heat treatment, painting, powder coating, anodizing, electroplating, Chrome plating, mirror polishing.Product:All ...