IDEAL 67565 Worm Gear Hose Clamp High Nickel Alloy Min Clamp Dia 2 In Max Clamp Dia 4 In Metric Dia Min 51 Metric Dia Max 101 SAE Number 56 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