SK 19760 10 Piece 1/4-Inch, 3/8-Inch, and 1/2-Inch Drive E4 to E18 Torx Socket Set Tough and reliable 10-piece 1/4-inch, 3/8-inch, and 1/2-inch drive female Torx socket set High-strength S2 steel construction Required for domestic vehicle air bag applications, and many European vehicle applications Made in the U.S.A. Convenient storage rail