... Hose Coupling Material:Aluninum, Brass, Cast Iron, Nylon Size:3/4",1-1/4",1-1/2" Hose ... groove quick couplings), guillemin coupling, Bauer type coupling, Ground joint coupling, sandblast coupling, King combination nipple, ... DIN2817 safety clamp, T-bolt superior clamp, double bolt clamp, whipcheck safety cable, washdown gun, etc. Hose Coupling ...