IJO1404 Features: * Compact design works great in tight spots * The small size works well with heater hose clamps * Vise opens to 1-1/2" * Tool can be left on hose during use * Tighten knurled knob by hand or use 1/4" drive ratchetTool is designed to relieve clamp spring pressure in very tight spots. Vise is often left in place, with the clamp compressed, during service. Tool is 3" long and opens to 1 1/2". Ramp on jaws guides tab of clamp into correct position and traps it in the slot for safety. Tighten knurled knob by hand or use 1/4" drive ratchet. Dimensions: * Hose Clamp Vise - 3"" long; 1-1/2"" Opening Warranty: * Lifetime warranty does not cover abuse