54 Series Worm Drive Clamp, 2 1/4" Hose ID, 1 1/8-3"Dia, 201/301 Stainless Steel

Feature an exclusive safety collared deep slotted screw design that prevents screwdrivers from slipping and puncturing the hose wall

Combo-Hex clamps can be installed with a screwdriver, nut driver or socket wrench