... BSP,NPT hydraulic quick couplinghydraulic couplerAir quick coupling ,USA ,GERMANY COUPLINGhydraulic quick release coupling Coupling Features:1) Female NPT ,BSP ... with Nickel plated, Zinc plated, Copper plated quick coupling.7) It mates with QCM02, QCF02, QCH02Coupling dimension ... and a multitude of connection options.2.ApplicationsQuick coupling use for Air tools,automotive,compressed air,mechanical ...