Introducing the Premium 21mm Forged Steel Drive Socket, designed for both DIY enthusiasts and professional mechanics. This exceptional 3/8" square drive socket is crafted from cold-forged Chrome Vanadium steel, ensuring maximum durability and strength. The socket is hardened and tempered, making it resistant to wear and tear, so you can tackle any job with confidence. Featuring a unique half chrome, half satin finish, this socket not only looks great but also provides a knurled ring for enhanced grip, even when working with oily fingers. The WallDrive socket configuration allows for better torque transfer, making it easier to loosen or tighten fasteners effectively. Specifications: - Depth: Standard - Drive: 3/8" Sq - Material: Chrome Vanadium - Net Weight: 0.10kg - Size: 21mm We are proud to offer a lifetime guarantee on this product, ensuring that you receive the quality and reliability you deserve. At our online store, we provide a comprehensive range of tools and workshop equipment, catering to both DIY projects and professional needs. With over 10,000 items in stock, we have everything you need for jobs big or small. If you're unable to find a specific tool, don't hesitate to reach out to our support team for assistance.