1/4" Drive 72 Tooth Quick Release Locking Flex Slim Head Ratchet 12" Multi-Functional Head Design Converts Bit Driver to Ratchet with Insertion of 1/4” Dr. Ratchet Adapter. Converts from Ratchet to Bit Driver with Removal of 1/4” Dr. Ratchet Adapter.. 9 Position Locking Flex-Head for Maximum Access. Full Polish Chrome Handle. Slim Line Head Design – 0.73” Wide, 0.49” Thick for Excellent Access. ¼” Dr. Ratchet/ Bit Driver Head, Ratchet Adapter Meets or Exceeds all ASME Specifications. Flush Mounted Forward/Reverse Lever. Extra-Long Handle For Maximum Access 81030