... quick coupling 2.Hydraulic quick coupler 3.brass,steel quick coupler 4.one year guarantee 5.Different thread Hydraulic Quick couplingHydraulic quick couplerpneumatic ... or steel with nickel plated . Part number: QHM09 quick couplerFeatures:1) Female Male different thread.(NPT ,BSP, ... with Nickel plated, Zincplated, Copper plated. Our pneumatic quick coupler and plugs are available insteel, brass, and ...