Comply with DIN3017 Germany standard with Non-Perforated band(Worm Gear Clamp), 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.
The perfect smooth stamped band and burr-free flared edges prevent hoses from damaging during installation
Welding on the back of housing
W2(AISI430S.S.) Band& Housing are made of AISI430 Stainless steel but Screw us Galvanized with Cr3+ coating, the most economical choice (the most popular type)
W2(AISI430S.S.)Hardware, Home DIY, Garden, Low applying of the corrosion resistance
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