Trying to find a heavy-duty nut driver? Look no more with the Klein 635-7/16 nut driver. It features a through-handle hollow shaft that allows easier nut driving as you can tighten the nuts in various locations. Its strong rare-earth magnetic tip creates a secure placement of the nuts while fastening and greater torque can be achieved with its wrench-assist feature. It also has a cushion-grip handle, allowing you to experience comfort while doing the job. This nut driver has a size of 7/16 inch and has a shaft length of 4 inches. Klein Tools has always been dedicated to create high-quality tools along with the assurance of comfort and convenience. Klein Tools never fails to give you peace of mind. Get their tools now here at PlumbersStock!