Pro Tie 33263 SAE Size 10 Range 9/16-Inch-1-1/16-Inch Mini Key All Stainless Hose Clamp, 4-Pack Band, housing, and screw are all stainless steel SAE Size: 10 Low Range: 9/16-Inch High Range: 1-1/16-Inch Screw: stainless screw with molded plastic key