IDEAL 67105 Worm Gear Hose Clamp High Nickel Alloy Min Clamp Dia 1/2 In Max Clamp Dia 1 1/16 In Metric Dia Min 13 Metric Dia Max 27 SAE Number 10 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