[Material]:Wrench is made of steel material,strong and durable,can be used for a long time [Reversible Ratchet Action]:The Side Terminal Battery Wrench features a reversible ratchet action for easy removal and installation of side terminal battery bolts [Grip Comfort]:Insulated handle design,grip comfort,not easy to drop,simple and practical [For 5/16 Inch Bolts]Designed specifically for 5/16 inch side terminal battery bolts,this wrench makes it easy to remove and replace them without damaging the battery or the bolt [Applicable]:This battery wrench is perfect for use in confined areas,making it an essential tool for mechanics and DIY enthusiasts alike, Weight: 0.2425084882 pounds, Manufacturer: TWISAXC