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 ratchet Tool 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.
