IDEAL 67805 Worm Gear Hose Clamp High Nickel Alloy Min Clamp Dia 3 1/2 In Max Clamp Dia 5 1/2 In Metric Dia Min 89 Metric Dia Max 140 SAE Number 80 Band Width 1/2 In Screw Size 5/16 In 201/301 SS Band Material 305 SS Screw Material 201/301 SS Housing Material Torque 35 In-Lbs Rectangular Band Slots Interlocked Design