Profile:Comply with DIN3017 Germany standard with Non-Perforated band, the perfect smooth of band’s brim, no burr on surface to damage the hose when installation. The design of convex-concave band is having more stable quality in heat or cold temperature.Band Width:9mm & 12mmMaterial:W2 (AISI430S.S): Band & Housing are made of AISI430Stainless Steel, but Screw is Galvanized with Cr3+ coating, the most economic choice.W4 (AISI304S.S): AISI304S.S Band, Housing and ScrewW5 (AISI316S.S): AISI316S.S Band, Housing and Screw (The high including of Nickel)Application:W2 (AISI430S.S): Hardware, Home DIY, Garden, low applying of the corrosion resistanceW4 (AISI304S.S): Heavy Industry, Food Industry, Machine, medium applying of the corrosion resistanceW5 (AISI316S.S): Marine, high applying of the corrosion resistance
