Klein Tools 646-5/16M 5/16-Inch Hex Magnetic Tip Nut Driver, Made in USA, 6-Inch Hollow Shank;

The full hollow shaft design with Rare Earth magnetic tip facilitates work on hard to reach bolt applications. Klein's exclusive cushion-grip handle offers greater torque and outstanding comfort. The patented Tip- Ident quickly identifies nut driver and size. Internal flanges provide solid, twist-resistant shaft anchor. Premium chrome plated for smooth feel and corrosion resistance. Meets or exceeds applicable ASME / ANSI specifications. 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 isn't just the name of our company, it's also our family name. And since we're an American company that's family-owned and family-run, you know you can count on us to be here tomorrow. Klein Tools doesn't just make great products, we make great products that stand up to the demands of the professionals who use them every day ... Since 1857.