Milwaukee 14 In 1 Ratchet Multi-Bit ScrewdriverContents Hex 3 mm Hex 4 mm Hex 5 mm PH1 PH2 PZ1 PZ2 T10 T15 T20 T25 SL 0. 8x5. 5 SL 1. 2x6. 5 Features In handle bit storage for quick and easy bit access. Easy visible when a bit is missing. Removable bit holder for access in tighter spaces. Power tool ready bit holder with a ? reception. Double sided bits in the 27 in 1 ratchet multi bit screwdriver for widest range of applications. Laser engraved sizing on the bits for easier identification.