1/2" male connector / joints, thick zinc alloy, good appearance 1/2" MALE CONNECTOR / JOINTS Thread SpecificationBS, Metric, PGMaterialA, C and F part made of intensified zinc alloy, B and E part made of butyronitrile rubber, D is made of steel plateWorking temperature-40-- 100, 120 in short time.Protection gradeIP65Characteristics1. Intensified zinc alloy, beautiful appearance, compact structure ...