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.PRODUCT FEATURES:- Exclusive hollow shaft design with Rare Earth magnetic tip features unobstructed pass-through, even on long bolts - Hollow shaft facilitates work on bolt applications - Cushion-Grip handle allows for greater torque and comfort - Handle end is color-coded for easy identification - Internal flanges provide solid, twist-resistant shank anchor