This ratchet and socket set is designed for precision and durability, featuring a 90-tooth design with just a 4° arc swing, perfect for working in tight spaces. It comes with a removable inner tray for convenient storage and organization. The sockets are stamped with measurements on the flat side for easy, quick visibility. Built with an all-metal design for maximum durability, the sockets feature FOUR FLAT™ sides to prevent rolling. Plus, the slim-profile head with a flush direction lever ensures improved accessibility in confined areas.