Halfords Essentials 50 Piece Socket Set. 3/8" drive 6-point sockets 1/2, 9/16, 5/8, 11/16 and 3/4", 3/8" drive 6-point sockets 13, 14, 15 and 17mm, 1/4" drive 6-point sockets 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8 and 7/16", 1/4" drive 6-point sockets 4, 5, 6, 7, 8, 9, 10, 11 and 12mm, hex key sets 1.5, 2 and 2.5mm, star screwdriver bits: T10, T15 and T20, cross point screwdriver bits: #1, #2 and #3, plain slot screwdriver bits: 4, 5.5 and 6.5mm, hex screwdriver bits: 3, 4, 5, 6, 7 and 8mm.