Round hole basket strainer / Suction Hose 1" 1-1/2" 2" 2-1/ ... " Carton steel,Stainless steel ISO 9001 High Quality Round hole basket strainerround hole basket strainer basket / suction strainer / cam & groove coupling / quick couplingType:Tin ... :1",1.5",2",2.5",3",4",6",8" Round hole basket strainer / Suction Hose Strainers