Bosch 27286 1/2-Inch Deep Well Socket Set, 9-Piece Bosch has engineered a line of screw driving bits, nut setters and sockets that can handle the torque in the increasing applications where impact drivers are used Meets or exceeds ANSI B107.2 Impact Standard 9pc 1/2-Inch Socket Set Includes: 7/16-Inch, 1/2-Inch, 9/16-Inch, 5/8-Inch, 11/16-Inch, 3/4-Inch, 13/16-Inch, 7/8-Inch, 15/16-Inch