TEKTON Hex and Torx Bit Socket Set, 31-PieceSHB91203

Includes 8-pc. 3/8 in. drive hex bit sockets: 1/8, 9/64, 5/32, 3/16, 7/32, 1/4, 5/16, 3/8 in. ; 11-pc. 3/8 in. drive hex bit sockets: 3, 3. 5, 4, 4. 5, 5, 5. 5, 6, 7, 8, 9, 10 mm; 12-pc. 3/8 in. drive torx bit sockets: T10, T15, T20, T25, T27, T30, T40, T45, T47, T50, T55, T60; 3-pc. 3/8 in. drive 13 inch socket rails: red, black, gray; 13 inch 3-rail tray, Strong, Precise Steel Bits - Bits are made of S2 heat-treated steel and are machined to precise tolerances for an exact fit with fasteners, Straight, Permanent Connection - Bits are pressed directly into the socket for a permanent connection that won't loosen over time or under stress, Large, Stamped Markings - Markings are permanently impressed into the material by a roll-stamp die and are clearly visible because of their extra-deep outline, Secure Drive Tool Engagement - Detent grooves and beveled edges provide a smooth and secure connection with the drive tool, Socket Organization Rails and Tray - The twist-to-lock clips on the rails hold sockets securely and can be repositioned anywhere along the rail.