... -107 hydraulic pressure soldering sets / 8mm oxygen free copper rod soldering machine Introduction:1.No need of heat or electricity and some ... wire of copper, aluminum, gold, silver, nickel, and other non-ferrous metal wire/rod.Main parameters1.Motor power:4KW2.Type of machine: Accurate ... -158hydraulic / automatic3.0mm-10.0mm3.0mm-15.0mm oxygen free copper rod soldering machine