TEKTON 3/8-Inch and 1/2-Inch Drive Impact Socket Set, Inch/Metric, Cr-V, 6-Point, 3/8-Inch - 1-1/4-Inch, 8 mm - 32 mm, 38-Piece | 4888 Drop forged, heat treated chrome vanadium steel Corrosion-resistant black electroplate finish 6-point, beveled-nose sockets Hole on socket locks onto drive tang Meets or exceeds ANSI performance standards