... , Stainless steel, Plastic, Aluminium, POM, Delrin, Titanium Alloy etc.2) Surface treatment:Zinc plating, Anodization, Chemical fim, Powder, Passivation, Sand blasting ... , Brushing & ploshing etc.3) Processing equipments: CNC machining center, CNC lathe, grinding machine, automatic lathe machine, conventional lathe machine ...