Milwaukee's ratcheting combination wrenches offer an industry-leading 2.5 of arc swing, allowing users to work quickly and efficiently even in the tightest of spaces. Durable double-stacked pawls in the ratcheting mechanism offer longest ratchet life and best access with 144 ratcheting positions. The MAX BITE open-end grip improves the wrench's grip on nuts and bolts, offering 25% more torque than smooth-faced wrenches. The comfortable I-Beam handle design allows superior user comfort. Milwaukee wrenches feature ink-filled size labels for easy size identification, as well as quick distinction between SAE and metric sets. The 15-Piece sets come in trays designed for steel storage drawers, allowing for efficient storage with no wasted space. Include one each: 8 mm, 9 mm, 10 mm, 11 mm, 12 mm, 13 mm, 14 mm, 15 mm, 16 mm, 17 mm, 18 mm, 19 mm, 20 mm, 21 mm, 22 mm.