... machine, cutting machine, bending machine, thread trapping machine, wire-cutting machine.3) Free samples, only the molds for ... , aluminum, copper, etc. 3) Surface treatment: zinc/ nickel/ chrome/ plated, spray paint, copper satin, etc.Advanced management ERP information management ... (more than 10 years experience).4)100% high quality metal material as requested. 5)Excellent equipment ( abroad Various ...