Klein Tools 32500 11-In-1 Screwdriver/Nut Driver features an integrated screwdriver/nut driver shaft that holds 8 popular tips and converts to 3 nut driver sizes. The tool also features an interchangeable blade for quick and easy switch out. The heavy-duty shaft provides a tight, solid feel. The bits are industrial strength and heat-treated. It has a cushion-grip handle for greater torque and comfort and the end of the handle is marked to quickly identify the tool. The 32500 11-In-1 Screwdriver/Nut Driver is a great addition to any tool box.