robust hose clamp 1.material: stainless steel,carbon steel 2.Export to Asia,Europe 3.Package: ... W4 W1: all zinc platedW2: bolt, axis,and coupling with zinc plated . others are stainless steelW4: all stainless ... clamp, handle hose clamp,double wire clamp, clamp with rubber and so on.1.robust hose clamp2.Specification ... you can contact us any time. w1 carbon steel galvanized robust clamp with solid nut