... ISO9001:2008 4.thickness:0.5-15 2012 Newest OEM copper stamping part 1process cutting,punching,bending,deburring,stamping,welding, ... steel, iron ( SPCC, SECC, SPTE, tinplate), aluminum alloy, red copper, brass are available.3thickness0.5-15mm4high precision :+/-0.05-0 ... a bulk order,difference specifications have difference prices,pls feel free to contact with us if you have any requirement. ...