This MILWAUKEE Combo Kit features a 90-tooth ratchet tool that provides 4deg of arc swing and a slim profile for work in tighter spaces. The ratchet and socket set has FOUR FLAT Sides that are anti-roll and wrench-ready with sizes stamped into each socket for easy-to-read visibility. Both the SAE & Metric 56-piece 3/8 in. and 50-piece 1/4 in. Drive Ratchet and Socket Sets can be kept organized in the included PACKOUT Compact Low-Profile Organizer with a clear top for easy identification of parts at a glance. The Low-Profile Organizer is part of the Milwaukee PACKOUT Modular Storage System, allowing for customization of storage systems to easily transport and organize tools and accessories. This Milwaukee Combo Kit includes a 106 total pieces: a 56 Piece 3/8 in. Drive Ratchet and Socket Set (48-22-9008), a 50 Piece 1/4 in. Drive Ratchet and Socket Set (48-22-9004), and a PACKOUT Compact Low-Profile Organizer (48-22-8431).