57 Series Worm Drive Clamps, 3/8" Hose ID, 3/8-7/8" Dia, Stainless Steel 201/301

Helpful in hard to reach areas, they feature deep slotted screw design that prevents screwdrivers form slippage and puncturing the hose wall. Hex clamps can be installed with a screwdriver, nutdriver or socket wrench.