The Tolsen 16523 is a 23mm socket designed for use with 1/2" square drive tools such as ratchets, breaker bars, and torque wrenches. It is crafted from 50BV30 chrome vanadium steel with a polished chrome finish, ensuring the tool remains durable and resistant to corrosion during frequent use. Following DIN3124 and ISO2725-1 standards, this socket features an improved head profile that helps you grip and remove deformed fasteners more effectively. A built-in ball retaining groove keeps the socket securely attached to your drive tool, providing stability and safety while you work on automotive or industrial machinery.