TTMDQ76 – 76 Piece Bits And Socket Set New design ratcheting quick chuck bits driver. Regular 6 point 1/4 drive sockets covering 4 to 13mm. Includes accessories and 25mm regular bits covering all the most commonly used sizes in one set. Supplied in the unique Teng Tools TC tray for use on its own or as part of the Teng Tools tool control system.