Craftsman 8-Piece Countersinking Phillips Bit Set with Quick Connector, # 25824 2-in-1 Versatility - Countersink and Drive Screws with the same bit! Set Includes 2 each of #1, #2, and #3 Philips Countersinking/Driving Bits. Includes Screw Guide with self-retracting sleeve to hold screws in position and reduce wobble. All contents come in sturdy plastic storage case with sliding lock.