Stamping OEM part Quality garantee of ISO 9001 Material:aluminum,iron,steel,stainless steel,brass,copper etc. Metal Stamping Product Features ... steel,brass,copper etc.3)Process/treatment:cutting,stamping,perforating,bending,welding,plating,power coating,assembling.4) ... High precision metal processing:stamping parts5)Equipment:Larg-tonnage 500T,315T presses machines, ...