the Ko-ken RS2445A/9 1/4" Square Drive Universal Socket Set, a 9-piece collection designed for both professionals and DIY enthusiasts seeking exceptional performance and durability. This set includes sockets in sizes 3/16", 1/4", 9/32", 5/16", 11/32", 3/8", 7/16", 1/2", and 9/16", offering versatility for a range of tasks. The 12-point design enhances grip and reduces the risk of slippage or rounding, while the chrome finish provides superior resistance to corrosion and wear. The universal socket set features a hinge mechanism that allows for rotation up to 25 degrees, offering flexibility and reach in confined spaces. Ideal for automotive, machinery, and general mechanical work, this set is mounted on a convenient 150mm metal rail for easy organization and accessibility. Whether you're tackling routine maintenance or complex repairs, this socket set delivers the strength and precision you need to get the job done effectively.