Klein Tools 3/8 Inch Drive Socket Wrench Set, 12 Piece

Four 6-point sockets: 3/8-Inch, 7/16-Inch, 1/2-Inch, and 9/16-Inch Four 12-point sockets: 5/8-Inch, 11/16-Inch, 3/4-Inch, and 13/16-Inch Spark plug socket: 5/8-Inch Two extensions: 1-3/4-Inch (44 mm) and 6-Inch long Ratchet, Weight: 0.35 pounds, Manufacturer: Klein Tools