... Certification: ISO9001:2008, ROHS and REACH 1.Name:electrical contact parts(ISO9001:2008)2. Material:Red copper,Brass ... ,Stainless Steel ,Aluminium3. Process: stamping, deep drawing, welding,riveting4. Surface treatment: Polishing, Zinc plated, ... the mold ourselves8. Industry: these parts are used in Electrical, Building, Furniture, Machine assembly, Computer, Air industry. 9 ...