Klein Tools 32500 11-in-1 Screwdriver/Nut Driver with Cushion Grip - 2 Pack Contains 3/8-Inch, 5/16-Inch and 1/4-Inch nut drivers, no.1 and no.2 Phillips, 1/4-Inch and 3/16-Inch slotted, T10 and T15 torx and no.1 and no.2 square recess 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 Klein offers a lifetime warranty on material defects and workmanship for the normal life of the product