Integrated screwdriver/nut driver shaft holds 8 popular tips and converts to 3 nut driver sizes. Interchangeable blade for quick and easy switch out. Heavy duty shaft provides tight- solid feel. Industrial strength- heat treated bits. Cushion-grip handle for greater torque and comfort. End of handle is marked to quickly identify tool. TORX® is a registered trademark of Acument Intellectual Properties- LLC. Assembled in USA of US and imported components.  Bits included - 3/8", 5/16" and 1/4" nut drivers, #1 and #2 Phillips, 1/4" and 3/16" slotted, T10 and T15 TORX®, and #1 and #2 square recess.