Introducing the M16 x 55mm Spline Security Socket Bit designed specifically for Audi and Volkswagen gearbox drains. This high-quality 1/2" square drive socket is crafted from durable chrome vanadium steel, ensuring longevity and reliability for both DIY enthusiasts and professional mechanics. Its knurled ring provides a secure grip, allowing for easy handling and precision during use. Compatible with various Audi models including A3, A4, and A6, as well as VW Golf IV and LT, this socket bit is an essential addition to your toolkit. With a length of 55mm and a net weight of just 0.13kg, it is lightweight yet robust enough to tackle tough jobs with ease. Plus, we stand by our product with a lifetime guarantee, ensuring your investment is protected. Explore our extensive range of tools and workshop equipment tailored for all your automotive needs. With over 10,000 products available, our online store is your one-stop-shop for everything from small repairs to major projects. If you need assistance finding the right tool, don’t hesitate to reach out to our knowledgeable team for support.