Klein Tools 654516 Heavy-Duty Hollow Shaft Nut Driver, Color-Coded 5/16-Inch Hex, Pass Through Design, 6-Point Socket, and Cushion-Grip Handle

Klein's Color-Coded Hollow-Shaft Heavy-Duty Nut Driver features a fully pass through driver for driving nuts on threaded rod and prevents bottoming out. Cold forged steel wrench assist provides greater torque, especially helpful for breaking stubborn nuts and bolts free. The handle is color-coded and dome-stamped to easily identify the common 5/16-Inch hex size needed for the job. 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.

• HEX SOCKET: 5/16-Inch standard size nut driver
• HEAVY-DUTY: Nut driver handle withstands torque for demanding applications with durable shaft
• PASS THROUGH HANDLE: Torquing hex nuts onto threaded rod of any length with the full hollow shaft
• WRENCH-ASSIST: Hex shaft is cold-forged for heavy-duty applications
• COLOR-CODED: Easily identify the different sizes with the color-coded and dome-stamped handle