General description This is a professional-quality 1/2" drive Whitworth bi-hexagon socket designed for durability and precision. Made from hardened, tempered, and chrome-plated chrome vanadium steel, it offers corrosion resistance and long-lasting performance. The chamfered end ensures easy and accurate nut engagement, while the hole for a driving accessory with a spring-loaded ball provides secure attachment. Suitable for various mechanical and DIY applications. Technical specifications Drive size: 1/2 inch Type: Whitworth bi-hexagon socket Material: Chrome vanadium steel, hardened, tempered, and chrome plated Standards: Manufactured according to DIN 3124/ISO 2725 and DIN 3120/ISO 1174 Features: Chamfered end for nut engagement, hole for driving accessory with spring-loaded ball Compatibility and accessories Compatible with 1/2" drive tools Designed to work with standard nuts and bolts Can be used with driving accessories that fit the hole for secure attachment Installation Insert