We have full of experience in the CNC machining copper(CNC milling/CNC turning copper T1,T2,T0,TP1,TP2,TU0,TU1,TU2,C101,C103,C1100,C10200,C11000,C12000,C14500) workpiece. Sometimes the customer require the electric currect testing and we would do the nickel plating/silver coating with class 5 heat treatment and heat shrink tube/kapton and plastisol hot dip coating/electrical insulation.