1/4 Inch Drive Hex Bit Socket Set with Rails and Tray, 21-Piece (5/64 - 5/16 in., 2 - 8 mm)

• Strong, Precise Hex Bits – Bits are made of S2 heat-treated steel and are machined to precise tolerances for an exact fit with hex 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
Tekton Bit Sockets have heat-treated S2 steel bits that are press-fit into the socket for a straight, tightly mated fit that can't loosen over time or under stress. The tips are machined to precise tolerances for an exact fit with hex fasteners. Large stamped size markings are permanently impressed into the material by a roll-stamp die. Detent grooves and beveled edges provide a smooth and secure connection with the drive tool. The portable organization rails have twist-to-lock clips that hold sockets securely and can be repositioned anywhere along the rail.