Lisle 55410 Battery Terminal Clamp Spreader/Cleaner Plier;

This is one Tool for two jobs. Dual use pliers spread battery post clamps and tapered, ribbed tips remove corrosion and build-up from inside the clamp. Place tips of tool inside the battery terminal clamp after moving clear of battery terminals. Squeeze handles to spread the clamp after loosening bolt and/or nut. Rotate tool inside clamp to allow the ribs to clean the inner surface of the clamp.