Klein Tools 14-in-1 Precision Screwdriver / Nut Driver features 14 of the most common precision sizes in one tool. The Cushion-Grip handle and spin cap provide outstanding comfort and control. This smartly designed tool contains 6 sizes of integrated steel nut driver shafts that securely hold four double-ended screwdriver bits. Carefully heat-treated for industrial strength, the precision-milled bits include multiple sizes of slotted, Phillips and Tamperproof TORX bits. For more than 160 years, Klein Tools has manufactured premium-quality, professional-grade hand tools that deliver the performance, durability and precision needed to get the job done right. Our family of engineers, workers and craftsman continue to put six generations of expertise into every tool we create by using only the highest quality materials, superior workmanship, and keeping manufacturing as close to home as we can. Klein isnt just the name of our company, its also our family name. And since were an American company thats family-owned and family-run, you know you can count on us to be here tomorrow. Klein Tools doesnt just make great products, we make great products that stand up to the demands of the professionals who use them every day ... Since 1857.