SK Hand Tools 4039 19-Piece 1/2-Inch Drive 6 Point Standard Fractional Impact Socket Set Nineteen 6-point, standard fractional impact sockets with 1/2-inch drive SureGrip hex design drives the side of the hex, not the corner; extra recess depth and nose-down design allow easy access Rust-preventative compound for long life Laser-engraved every 120 degrees; conveniently packaged on rails Made in the U.S.A.