The Klein Tools 630-5/16 hollow shaft nut driver features a fully hollow shaft that fits over long bolts and studs, making it ideal for work on stacked circuit boards and other long-bolt applications. Internal flanges provide a solid, twist-resistant shaft anchor, while premium chrome plating delivers a smooth feel and excellent corrosion resistance. Meets or exceeds applicable ASME/ANSI specifications.
The ergonomic Cushion-Grip handle allows for greater torque and operator comfort during extended use. A color-coded handle end and Tip-Ident® marking make it easy to quickly identify the correct nut driver size at a glance, saving time on the job.