Worm Gear Hose Clamp Band Material Stainless Steel Band Material Grade 301 Band Thickness 0.022 in Band Type Perforated Band Width 5/16 in Clamp Maximum Inside Diameter 7/8 in Clamp Minimum Inside Diameter 7/16 in Fastener Housing Material Steel For Maximum Outside Diameter 7/8 in Grade General Purpose Maximum Operating Temperature 500 Degrees F SAE Number 6 Screw Material Steel Screw Material Finish Zinc-Plated Clamp Type Worm Gear Clamp Drive Type Slotted Hex Hex Size 1/4 in