This versatile 11 in 1 tool has everything the professional needs. The integrated screwdriver/nut driver shaft holds 8 popular tips and converts to 3 nut driver sizes. The blades are interchangeable for quick and easy switch out. The Cushion Grip handle allows for greater torque and comfort. You ll be reaching for this tool to meet your needs on the job. Contains: 3/8 10 mm , 5/16 8 mm and 1/4 6 mm nut drivers, #1 and #2 Phillips, 1/4 6 mm and 3/16 5 mm slotted, T10 and T15 TORX, and #1 and #2 square recess. Since 1857, the company operated by Mathias Klein and his descendants to the fifth generation, has grown and developed along with the telecommunications and electrical industries where Klein pliers first found major usages. Today, Klein Tools Inc represents much more than Klein pliers. The company s product line has broadened to include virtually every major type of hand tool used in construction, electronics, mining and general industry in addition to the electrical and telecommunications fields. Klein offers a lifetime warranty on material defects and workmanship for the normal life of the product. The Klein 32500 is a 11 in 1 screwdriver/nut driver. This driver has an integrated screwdriver/nut driver shaft holds 8 popular tips and converts to 3 nut driver sizes and an interchangeable blade for quick and easy switch out. The heavy duty shaft provides tight, solid feel and has industrial strength, heat treated bits. It has a cushion grip handle for greater torque and comfort and the end of the handle is marked to quickly identify the tool. This driver 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. Klein Tools, doesn t just make great products, we make great products that stand up to the demands of the professionals who use them everyday...Since 1857