The ultimate pocket tool kit Hit the road prepared for anything with the Chamber multi-tool. Jam-packed with 13 functions and a unique double-sided ratchet head, your pocket mechanic can go to work on even the toughest, hard to reach bike adjustments. Features: Thirteen functions Hex (mm): 2 |2.5 | 3 | 4 | 5| 6 | 8 Phillips head: 1|2 Flat head: 3 Torque: 10 | 25