General description This 19mm bi-hexagon socket is designed for 3/8-inch drive tools, suitable for professional use. It is made from high-quality chrome vanadium steel that is hardened, tempered, and chrome plated to resist corrosion. The socket features a chamfered end for easy and secure nut engagement and a hole for driving accessories with a spring-loaded ball bearing for secure attachment. Manufactured according to DIN 3124/ISO 2725 and DIN 3120/ISO 1174 standards, it ensures precise and reliable performance. Technical specifications Size: 19mm Drive size: 3/8 inch Material: Chrome vanadium steel Finish: Chrome plated Standards: DIN 3124/ISO 2725, DIN 3120/ISO 1174 Compatibility and accessories Compatible with 3/8-inch drive ratchets and extension bars Designed for use with standard bi-hexagon nuts and bolts Installation Insert the socket onto a compatible 3/8-inch drive ratchet or wrench Ensure the socket is securely attached using the spring-loaded ball bearing if applicable