A set of Alldrive� 1/2""D sockets from M10 - M32, manufactured from polished chrome vanadium. Sockets sizes: 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 27, 30 & 32mm. The 18 sockets in this set fit many different profiles & sizes, saving time & money. Alldrive� sockets fit a range of profiles including: metric, AF, spline, star, Whitworth & BA. Supplied on a socket rail.