... and gas etc;Our main products are Ferrule, Hydraulic fittings, Hydraulic hose fittings, Hydraulic adapter, Hydrualic connections, hydraulic 3-piece suit, union ... , GB etc2) Metric Fitting Flat Seal Fitting, Mulit-seal fitting, spherical seal fitting, 60° Cone seal fitting, 74° cone seal fitting, 24°cone O-ring L.T. Fitting ...