Milwaukee 48-22-9004 – 1/4 Drive 50-Piece SAE & Metric Ratchet & Socket Set. The Milwaukee 48-22-9004 50-Piece Ratchet and Socket Set delivers professional-grade performance, durability, and versatility for automotive repairs, mechanical work, and general maintenance. Featuring Milwaukee’s innovative FOUR FLATT socket design, the sockets resist rolling and allow a wrench to be used on the flat sides for additional leverage. The included 90-tooth ratchet features a slim-profile head and a 4° arc swing for improved access in tight working spaces. 50-Piece Set: Includes SAE and metric sockets, ratchet, extensions, and accessories. 1/4 Drive: Ideal for precision fastening and automotive applications. 90-Tooth Ratchet: Provides a 4° arc swing for working in confined spaces. FOUR FLATT Socket Design: Anti-roll, wrench-ready sides provide added versatility. Standard & Deep Sockets: Includes both SAE and metric sizes. Easy-to-Read Markings: Stamped socket sizes for quick identification. Slim-Profile Ratchet: Features a flush directional lever for improved accessibility. Removable Storage Tray: Designed for convenient organization in tool storage drawers. Durable Carrying Case: Keeps tools organized and protected during transport. Measurement System: SAE & Metric. Socket Style: Standard & Deep. Storage: Carrying Case with Removable Tray. 1/4 Drive 90-Tooth Ratchet. SAE Standard and Deep Sockets. Metric Standard and Deep Sockets. An excellent addition to any professional mechanic’s toolbox or home workshop, this Milwaukee ratchet and socket set provides the durability and versatility needed for everyday fastening applications.