... brass fitting hexagon body male threaded size 1/4, 3/8, 1/2, 3/4 up to 2 iinch hose connector, size 12mm, 16mm ... Brass fitting, A-8623 model, 1"X26mm, 1-1/4"X33mmhot forged, fine thread ... , hot forge,Surface Treatment: nickle, chrome, brass natural, zinc, HDGConnection type: thread (BSP, NPT), weldingStandard: ISO, GB or ASTM, ANSICertification: ISO ...