Elite Series Dwafend5 Nut Driver Set, 5-piece, Black Oxide, Specifications: 1/4 In Hex Shank

DEWALT® ELITE SERIES™ nut drivers feature rounded corners, minimizing stripped fasteners by driving on the flats. The rare earth magnet holds the fastener securely in place. Each nut driver features a 1/4 in hex shank rated for use in impact drivers and drill drivers.