Interchangeable shaft holds 6 universal tips; converts to 3 nut driver sizes and 1 hex driver * Improved design and construction provide greater strength for tough applications * Nut drivers are heat-treated for added strength and improved torque * Cushion-Grip handles provide superior torque and comfort * Contains: 3/16-Inch and 1/4-Inch slotted, 1 and 2 Phillips, 1/4-Inch, 5/16-Inch, and 3/8-Inch nut drivers, 1 and 2 square-recess, 3/8-Inch hex driver