The Ko-ken RS4025/9-IP 1/2" Square Drive Bit Socket Set is a premium 9-piece collection featuring TORXplus® sockets specifically designed for superior fastening performance. This set includes sizes ranging from 20IP to 60IP, offering versatility for a variety of applications. The TORXplus® design enhances torque transfer while reducing load, significantly minimizing the risk of tool slippage. Each socket is securely mounted on a sturdy 250mm rail for convenient organization and quick access. Engineered for durability and efficiency, this TORXplus® bit socket set is an essential addition to any professional toolkit, ensuring reliable operation in demanding tasks.