• 3-piece set of wrenches for ear nuts and sockets • Includes socket nut separator and screwdriver bits • Compatible with manual drills, electric drills, and other tools • Can be used with corded or cordless drills • Internal thread design provides excellent tightening torque • The more you turn, the tighter the sleeve gets, saving time and allowing for quick installation • Made of high-hardness chrome vanadium steel with a nickel-plated surface for greater durability • Suitable for most electric drills, electric grinding tools, and automotive repair tools