... /Dooer Keeper/Door lock component 1.OEM Lock part 2.Zinc,Nickel or Chromate plating,Anodize 3 ... , Stamping, Die/pressure casting, CNC processing, Punching, Riveting, Bending, Cutting, Welding, Threading, Grinding, Milling, Machining, Drilling, etc Surface treatment: ... perfect quality system.Main processing are stamping,casting, CNC machining,hand polishing,automatic polishing and plastic injecting. We ...