General description This 1/2" square drive metric bi-hexagon socket is designed for professional automotive and mechanical use. Made from hardened and tempered chrome vanadium steel, it offers high durability and corrosion resistance. The socket features a chamfered end for easy and secure nut engagement, along with a hole for a spring-loaded ball to ensure a firm grip on accessories. Technical specifications Size: 18mm Type: Bi-hexagon socket Drive size: 1/2 inch Material: Chrome vanadium steel Finish: Chrome plated Standards: DIN 3124/ISO 2725, DIN 3120/ISO 1174 Compatibility and accessories Compatible with 1/2" drive tools Features a hole for a spring-loaded ball to secure accessories Installation Insert the socket onto the compatible 1/2" drive ratchet or wrench Ensure the spring-loaded ball engages properly to secure the socket in place Usage Use for tightening or loosening nuts and bolts with an 18mm size Ideal for professional and DIY applications requiring high torque and