Remove stripped, rounded-off, painted-over or rusted nuts and bolts, with minimal effort and without damaging your tools or bits with this universal Damaged Nut & Bolt Remover Set! Use this Damaged Nut & Bolt Remover Set with air ratchets, impact wrenches, and hand ratchets. It also has hexagonal flats, so that you can use the set with a flat wrench, pliers, adjustable wrench, sockets or Vice Grip locking pliers. Easily remove problem nuts and bolts, without struggling or ruining your valuable tools. The durable construction is high-quality and features specially hardened sockets that are protected against corrosion. Designed especially for removing damaged bolts, nuts and screws, this multi-functional tool won't slip when used to remove broken studs or rounded bolts. The unique, Spiral Socket Design ensures a secure connection, even on rounded-off fasteners that have to be removed and the wide variety of sockets allow you to tackle a variety of tasks, quickly and easily. This set can even be used with impact guns or air ratchets, breaker bars and reversible ratchets. Easy to Use Simply place the socket onto the damaged or rounded nuts and bolts and turn it, using an impact gun. As more torque is applied, the grip on the fastener tightens! Completely portable, this handy Damaged Nut & Bolt Remover Set comes in its own storage case and contains an impressive 10 pieces, for a variety of jobs! Choose from the Shallow Hole Set or the Deep Hole Set Features Replaces damaged, rounded-off nuts and bolts easily Contains 10 pieces of rachet and wrench heads that handle all nuts Use the heads with normal wrenches & pliers Durable Chrome Vanadium Alloy Steel fabrication Reading/measurements mentioned inside the box Available in deep hole and shallow hole sets