Copper Sleeve 1.Order range:10G~300KG 2.Material:copper,brass,bronze 3.Stand high tempreture 4.Can be used in auto field copper sleeve1. Main equipment : automatic precision lathe, CNC lathe, punching machines.2. Surface finish: various surface according to customer's requirments, for example, Ag- plated, Au-plated, Al-plated, Cr-plated, Ni-plated, Sn-plated, Zn-plated etc.3. All goods are ...