3-Pc Flip Impact Socket Set
3 piece set is 100% made in the U.S.A.Featuring SK`s patented SureGrip hex design, which drives the side of the hex, not the corner.This not only provides increased strength, but also avoids the rounding of rusted or damaged fasteners, which can occur when using a sharp cornered hex tool.Improved black coating retains more rust preventative compound than black oxide.Includes: 3/4" and 13/16" Fractional Flip Socket, 19 mm and 21 mm Metric Flip Socket, and 3" long Impact Extension with Ball Retainer. Packaged in a blow molded case.