W1 FORCE worm-drive clamp 11-18mm, DB 11-18/9. The FORCE worm-drive hose clamp is a rolled band clamp made of low-alloy galvanized steel W1. A defining feature of this clamp is its one-piece cast buckle housing, which ensures strong, even distribution of the clamping force as well as high vibration resistance. The clamp's shape with outward-bent edges prevents damage to the hose surface. Each FORCE clamp bears the Bradas logo and size in millimeters. Steel grade: W1. Band width: 9 mm. Clamping diameter (min): 11 mm. Clamping diameter (max): 18 mm.
