This tool removes and installs flat band hose clamps used on heater and radiator hosesTips screw in and out to fit all clamp sizesRatcheting lock mechanism holds the clamp in an open position for easy removal and installationTips can be switched to accommodate different applicationsOffset jaws allow access in hard-to-reach areasAdjustable Hose Clamp Plier. Adjustable jaws fit all clamp sizes for easy removal and installation.