Upgrade your tool collection with the Stahlwille 11030010 Extending Adaptor No. 409M, featuring a 1/4" socket x 3/8" plug. This adaptor is perfect for a wide range of car, bicycle, motorcycle, and industrial jobs. It is compliant with the German quality standard DIN 3123 to ensure reliability and precision. Stahlwille is a company that makes no compromises when it comes to quality. All of their products are manufactured at three locations in Germany, using the latest manufacturing methods and highest-grade materials to ensure the closest tolerances are adhered to. Their proximity to the customer and understanding of production processes and requirements result in innovative market-leading tools. Made in Germany, Stahlwilles Extending Adaptors are constructed using high-grade materials and ergonomic design that redefines industry standards. This results in a long-lasting tool that provides strain-free working and maximum force transmission, even with greasy hands. Upgrade your tool collection with a Stahlwille Extending Adaptor and experience the difference for yourself.