Pivoting nut drivers which have a hardening process that provides maximum durability. Magnet is extra strength for superior bit retention. Includes (1) each: 1/4", 5/16", 3/8", 7/16" nut drivers.

From the Manufacturer

Dewalt DWPVTDRV 4 Piece IR Pivoting Nutsetters (1/4-Inch, 5/16-Inch, 3/8-Inch, 7/16-Inch) features a patented geometry that reduces the rounding of the hex. The advanced hardening process provides maximum durability, while the extra-strength magnet provides superior bit retention. Perfect for use in impact drivers.