Drop-forged Chrome Vanadium steel sockets, hardened & heat treated with a fully polished mirror finish. S2 Steel hex bits with a blackened finish for resistance to corrosion. Sockets include 2mm hex set screw allowing easy replacement of individual bits. Contents: 1.5, 2, 2.5, 3, 4, 5, 6, 7, 8, 10, 11mm. Supplied on socket rail. Model No. AK62251