1)body: Zinc alloy or brass(according clients' requirement) 2)handle: According clients' choose(zinc allory or plastic) 1)Size: 1/2"x3/8", 1/2"x1/2" 2)body: Zinc alloy or brass(according clients' requirement) 3)handle: According clients' choose(zinc allory or plastic) 4)core/cartridge: Brass 5)surface: Finish/polished and chrome plated 6)Norminal pressure: 1.6(Mpa), Air tightness: 0.6, Operating ...