... ISO 9001 Material:aluminum,iron,steel,stainless steel,brass,copper etc. Metal Stamping Product Features:1)OEM service ... provided.2)Material:aluminum,iron,steel,stainless steel,brass,copper etc.3)Process/treatment:cutting,stamping,perforating,bending, ... of materials including Stainless Steel, Nickel Plated Steel, Copper and Copper Alloys (Beryllium copper, etc.), Brass Cold Rolled Steel, Nickel alloys ...