This 3/8"" Drive Socket Set contains the following items: 18 x 6 Point Shallow Sockets in the following sizes: 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22 and 24mm. 9 x 6 Point Deep Sockets in the following si. Highly polished Chrome Vanadium heat treated hardened & Tempered Steel. 61 Piece professional 3/8" drive socket set.