This Milwaukee Combo Kit features a 90-tooth ratchet tool that provides 4° of arc swing and a slim profile for work in tighter spaces. The included ratchet and socket set has FOUR FLAT Sides that prevent rolling and are wrench compatible. Sizes are stamped into each socket for easy-to-read visibility. Users can keep both the SAE and Metric 56-piece and 50-piece 1/4 in. Drive Ratchet and Socket Sets organized in the included PACKOUT Compact Low-Profile Organizer with a clear top for easy identification of parts at a glance. This PACKOUT Organizer is IP65 rated and built from impact-resistant materials for durability on and off the jobsite. The Milwaukee PACKOUT 3-Drawer Tool Box has a 50 lbs. weight capacity and a locking security bar that secures the drawers during transport and allows users to padlock the drawers closed keeping them securely shut during transport. The PACKOUT Dolly is constructed with impact resistant polymers and smooth roll wheels, providing users up to 250 lbs. of weight capacity in job site conditions. This Milwaukee Combo Kit includes a 56-Piece 3/8 in. Drive Ratchet and Socket Set, a 50-Piece 1/4 in. Drive Ratchet and Socket Set, PACKOUT Low-Profile Organizer, PACKOUT Dolly, and PACKOUT 3-Drawer Tool Box.