Pro Tie 33708 SAE Size 156 Range 5-3/4-Inch-6-1/16-Inch T-Bolt All Stainless Hose Clamp, 1-Pack Band, housing, and screw are all stainless steel SAE Size: 156 Low Range: 5-3/4-Inch High Range: 6-1/16-Inch Screw Size: 10 mm hex head