Worm screw clamps with high tightening torque, superior to common hose clamps, up to three times the SAE resistance values of common clamps. Smooth band with rounded edges The sturdiness and the screw engaged on 8 teeth of the rack make them suitable for applications with high pressures and strong vibrations. Optimal tightening band 16 Nm. Breaking torque greater than 20 Nm. Completely made of W4 AISI 304 austenitic stainless steel