KDT3367 Features: -Insulated handle to prevent electrical shock.-A reversible 5/16” ratcheting box wrench reduces service time.-Nickel plated for durability and corrosion resistance.-Used on most GM side terminal batteries or any 5/16" battery terminal boltThis tool is used on most GM side terminal batteries or any 5/16” battery terminal bolt. It has an insulated handle to prevent electrical shock and a reversible 5/16” ratcheting box wrench. It is nickel plated for durability and corrosion resistance..-Side Terminal Battery Wrench. Warranty: -Lifetime warranty does not cover abuse.