Titan 16124 Metric Hex Bit Socket Set, 13-Piece Chrome vanadium sockets with S-2 Alloy bits Anodized aluminum holder with magnetic insert sticks to most ferrous metal surfaces Include: 1/4-Inch Dr. - 2, 2.5, 3, 4, 5, 5.5mm, 3/8-Inch Dr. - 6, 7, 8, 9, 10mm, 1/2-Inch Dr. - 11, 12m