Better Access to Tight Spaces – The 1/4 swivel socket set metric features a full 360 rotation motion with 40 degree working angle. Flexible design allows for easier access to fasteners in tight or hard-to-reach spaces.Versatile Sockets – Unlike its universal joint adaptor counterpart, the flex sockets have a lower profile for wide range of tasks. The shorter profile improves maneuverability, making it ideal for working around obstacles or in confined areas. The set comes with 12 flex socket pieces with 1/4 inch drive: 5mm, 5.5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm, and 15mm.Confident Grip Every Time – These sockets feature a 6-point radial interior that grip and prevent fasteners from rounding off. With increased leverage from extra flexibility, the flex design makes it easier to access fasteners in small, awkward spaces.Made from High Quality Heat-Treated CR-V – Crafted from durable high-quality materials, this socket set is built to last. The sockets are made from heat treated chrome vanadium steel, which offers excellent strength and corrosion resistance. The sturdy construction ensures the sockets can withstand heavy use and provide reliable performance. Polished chrome finish and stamped sizes make the sockets easy to clean and identify.Convenient High-Quality Storage Rail Included – The set comes with a sturdy aluminum storage rail, providing an aesthetically pleasing storage solution for the sockets. Its compact size allows for easy transportation and storage in toolboxes, backpacks, or vehicle compartments.