The Ko-ken RS4025/9-L60 1/2″ Square Drive Bit Socket Set is a high-quality 9-piece collection featuring TORX sockets designed for optimal fastening performance. This set includes sockets ranging from T20 to T60, providing a comprehensive selection for various applications. Recognized as one of the most efficient fastening systems, the TORX design facilitates superior torque transfer, reduces load, and virtually eliminates tool slippage. Each socket is conveniently mounted on a robust 250mm rail, ensuring easy organization and accessibility. Engineered for reliability and durability, this TORX bit socket set is an essential tool for professionals, ensuring effective and efficient performance in demanding tasks.