Multipurpose design makes it easy to keep the right tool for just about any job handy. This Ratcheting Screw\/Nut Driver Set includes a generous range of precision-ground, sandblasted steel bits and precision-machined, chrome-vanadium steel sockets to ensure accuracy and long-lasting, reliable performance. Reversible driver features a three-position selector switch for clockwise and counterclockwise ratcheting as well as a center lock for standard screw and nut driver performance. Constructed for performance, comfort and durability, the in-line driver features a chrome-vanadium steel shaft, plus an ergonomic, rubberized handle grip to help prevent user fatigue. For added convenience, the set also includes shank-ring bit holders for keeping six screwdriver bits with you, tucked neatly on the driver's shaft.