RS PRO Zinc-Plated Mild Steel Thumb Screw Worm Drive, 12mm Band Width, 16 → 22mm ID

RS Pro Worm Drive Hose Clips. These hose clips are made from the finest cold rolled steel with a special surface treatment. The band is processed to erase any burrs from the edges and to increase strength ensuring a high destructive torque. It protects soft hoses from damage during installation, providing exterior hose wall protection. The housing is riveted for extra strength and provides smooth contact with the hose. Standard worm-drive hose clips to BS5315 available in Mild Steel. Clips are marked with BSI kitemark and appropriate BS size number. Recommended tightening torque is dependent upon clip size as follows: 12-20 mm=4.5 Nm 22-25 mm=5.6 Nm 30-40 mm=6.8 Nm 50 mm=7.9 Nm