Ideal-Tridon 65E  Series Stainless Steel 300 Worm Gear Hose Clamp, General Purpose Lined/Solid, 10 SAE Size, Fits 5/8" Hose ID, 19 mm - 27 mm Hose OD Range (Pack of 10) Series 300 stainless steel band helps provide resistance to corrosion in marine environments Stainless steel screw resists corrosion Inner liner covers band serrations to help prevent hose damage Band width of 9/16 provides greater sealing area than smaller width band