... quality 3.EATON standard 4.ISO9001:200 Interlock Hydraulic hose Fitting BSPT Male Tapered Hydraulic Fittings Details:1.Material:Carbon Steel2.Surface Treatment:Cr ... is 20112-xx-xx; Our main products are Ferrule, Hydraulic fittings, Hydraulic hose fittings, Hydraulic adapter, Hydrualic connections, hydraulic 3-piece suit, union tee, union cross, etc ...