Klein® 646-5/16M Nut Driver, Measurement System: Imperial, 5/16 in, Hollow Shank, No ESD-Safe, Cushion Grip Handle, Yes Magnetized Tip, Polished Chrome

The full hollow shaft design with rare earth magnetic tip facilitates work on hard to reach bolt applications. Klein® exclusive cushion-grip handle offers greater torque and outstanding comfort. The patented Tip-Ident® quickly identifies nut driver and size.