Chrome vanadium alloy steel for strength and long life; Triple chrome plating and ultra smooth high polish finish for added life; Meets and exceeds US federal standards for strength and performance; The Evercraft socket set is a complete collection of most frequently used sockets and accessories. Contents: (43) 43 Piece Socket Set,Blow Mold Storage Case, Socket Size: SAE 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16, 7/8, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16 in., Metric 10, 11, 12, 13, 14 mm