168 Pc. 1/4", 3/8" Drive Metric Socket & Ratchet Set Includes 3-Drawer Storage Box with independent sliding drawers, side flaps to lock drawers in place, a steel hinged lid and durable handle. Full polish chrome metric and SAE combination wrenches with offset box end and Surface Drive Technology to reduce fastener rounding. Sockets feature Surface Drive Technology to reduce fastener rounding. 45-Tooth full polish chrome quick release ratchets. Meets or exceeds ASME B107.1, B107.5M, B107.10, B107.6 80943