Nut drivers' full hollow shafts (except 3/16-Inch [5 mm]) facilitate work on long bolt applications
Rare-Earth magnetic tips on nut drivers hold fasteners in place
Cushion-Grip handles for greater torque and comfort with color coded handle domes for easy identification
Internal flanges provide solid, twist-resistant shaft anchor
Made in USA
Chrome plated shafts help prevent corrosion
Set contains Cat. No. 646-3/16M, 646-1/4M, 646-5/16M, 646-11/32M, 646-3/8M, 646-7/16M, 646-1/2M