Material: GOST CuZn39Pb3 Description: Standard Specification for Copper and Copper Alloy Rod for Free Machining Purpose Group Name: Non Ferrous Copper Alloys Sub Group: GOST CuZn39Pb3 Copper and Copper Alloy Rod for Free Machining Purpose Application: Intended for Valve, Pump, General Engineering, Automotive and Other Industries Standard: GOST-RUSSIA