Drop-forged Chrome Vanadium steel sockets, hardened & heat treated with a fully polished mirror finish. S2 Steel TRX-Star* bits with a blackened finish for resistance to corrosion. Smaller sizes feature reduced shoulder for easier access to recessed fixings. Sockets include 2mm hex set screw allowing easy replacement of individual bits. Contents: T10, T15, T20, T25, T27, T30, T40, T45, T50. Supplied in storage case. Model No. AK62261