... Casting+CNC Lathe ISO9001 CE Quick Coupling- adaptor, coupler, hose shank, dust cap, dust plug Type A Adaptor FemaleType B ... CupType DP Dust Plug SPECIFICATIONS Quick coupling- adaptor, coupler, hose shank, dust cap, dust plug1. Size:1/2''- 6 ... the professional stainless products manufacturer, we can produce stainless steel ball valve, gate valve,check valve, cut-off valve, camlock couplings from Type ...