brass body,zinc handle. 4. It's very interesting and easy to use, just as other normal faucets5. Materials: gravity casting high pure 62% brass body, zinc-alloy handle, chrome finsih6. Finish (the thickness of plating layer): Nickle is above 10um, Chrome is 0.25um.7. Noise level: 18-19db(A) at 3bar with filter8. Air Leak Test: 7kg9. Suited Temperature: -15oC-100oC10. Flux of Hydraulic/kg Pressure ...