1)Copper hardware for nuts fastener 2)High precision,reach to+/-0.001mm 3)ISO9001&14001&SGS & BV Certification. Hardware for nuts fastener1.Electronic and Electric Appliance accessory used in linkage and electric conduction.2.Material:Copper Finish: Natural3.Producing the parts by choosing related material and finish as per customers's requirement.5.high quality,punctual delivery and excellent ...