Specifically designed for tough wire-reinforced hoses and where an extra margin of safety and reliability is required. Hi-Torque clamps out perform nut and bolt type clamps due to: Higher sealing pressure due to more uniform tightening Offer a larger adjustment for each size No loose parts so quicker to fit and requires less space Unique 'Straight Line' housing ensures that every thread in the screw is fully engaged in the band Twice the strength of ordinary worm drive hose clips due to the high tensile banding and hardened rolled thread screw Sold singly Lloyds Register Type Approval for marine, offshore and industrial use. They are specifically approved for the critical application of sealing wet diesel exhaust hoses. Material Specification All parts: BS304 - EN1 4301 Tensile strength = 1150 N/mm sq (approximately 75 tons/in sq) Recommended Setting Torques: 15 Nm (130 lb. in)