Klein Tools - 65129 - 2-in-1 Nut Driver, Hex Head Slide Drive™, 6-Inch

Unique, patented tip switches from 1/4-Inch size to 5/16-Inch size Magnetic regardless of which driver is selected Twist the thumb nut to lock tip setting Cushion-Grip handle for added torque and comfort U.S. Patent 7,654,175 B2 Unique, patented tip slides back and forth from 1/4-Inch and 5/16-Inch hex sizes. A simple twist of the thumb nut locks in the tip setting. Magnet in hex keeps screw in place regardless of which driver is selected. Classic Cushion-Grip handle for added torque and comfort. Specifications Type: Hex Driver Application: HVAC Special Features: Slide Drive™ Tip Size: 1/4'', 5/16'' Magnetic: Yes Shank Length: 6'' (152.4 mm) Insulated: No Handle Type: Cushion-Grip Handle Length: 4.313'' (109.6 mm) Overall Length: 10.25'' (260.4 mm) Weight: 0.50 lb (0.23 kg) UPC: 092644651298