... Certificated with Rohs 4.2 weeks for samples Description of OEM aluminum stamped parts:Material: brass ,steel, Iron, copper, aluminum Finish ... parts,stamping, metal stamping parts, stamped metal partsEquipment: punching machine, lathe ,cold forming machine, deep drawn machine Application Industry: auto, ... line: Warehouse:Package:Note:1. Don't open the out package untill you need to have them assembled ...