Oetiker W2 (Type 126) Worm Gear Hose Clamp Stainless steel band and housing, galvanized steel hex screw (SW7) with Phillips drive. Technically sophisticated multi-range hose clamp with a very large clamping range. Compliant with DIN 3017: tested clamping band, wide clamping range, high clamping forces. The short housing seat ensures even force distribution with a good seal. A weld-free housing connection for a secure connection and good corrosion resistance. Flanged band edges reduce the risk of damage to the clamped part. Made by cold forming, it has a slightly convex shape. The height of the thread turns decreases on both sides; the full thread cross-section is in the middle. Diameter range: 20 - 32 mm. Band width: 9 mm. Band thickness: 0.6 mm. Material: 126 W2, material no. 1.4016 / UNS S43000 Reference number: WD9 20-32 C7 W2 Screw head profile: hexagonal cross recess Carton unit: 100 TYPE: SCREW CLAMPS MIN. CLAMPING RANGE: 20.0 MM MAX CLAMPING RANGE: 32.0 MM WIDTH: 9.0MM MATERIAL: STAINLESS STEEL