Multi Functional Compatibility: This 10mm ratchet wrench fits 5/16in side terminal bolts, 10mm/0.4in top post O.E.terminals, and 1/2in socket for top post terminals.Designed for quick and easy battery replacements in various vehiclesSecure and Comfortable: The thick handle on the car battery terminal wrench is non conductive, reducing the risks of dangerous arcs and making socket wrench safer to use.The battery wrench with non slip also makes it more comfortable to useMaterial: 2 in 1 Battery wrench for car ratchet is made of metal and thickened handle.Ratchet battery terminal wrench stands up to the rigours of long term use.Tight metal construction of 10mm battery wrench ensures a long lasting and practical toolCompact and Portable: Ratchet spanner, compact size, lightweight and portable.Both sides compact ratchet spanner tool is easy to carry and store, which brings much convenience for you.You can easily and quickly complete the maintenance or replacement of batteriesWidely Application: Car battery removal tool is used in automotive repair. The battery ratchet spanner is suitable for RV, sports car and collector's car. It is a practical battery replacement tool for professionals and mechanics, making work easier