This Milwaukee 40-piece screwdriving set can handle any screwdriving job. It features a high-quality assortment of screwdriver bits, nut drivers, Torx bits and more. The bits have assorted tip types and tip sizes. They are constructed from S2 tool steel and come with a case. Offers a variety of driver bits for everyday use as well as rare applications. With magnetic nut drivers in the most popular sizes, those hard to reach areas are a thing of the past. This kit also includes Torx bits in common sizes for automotive, appliance, and electronics applications. Features: 40 Pieces Since its founding in 1924, Milwaukee has focused on a single vision: To produce the best heavy-duty electric power tools and accessories available to the professional user.