This adapter has changed my life! As my tests showed its not only easy to replace the old spanner, but it ensures safety and comfort while using the grinder. The adapter is made of top-quality materials and proves to be durable in all conditions .It's compact, easy to store, and fits perfectly in my tool kit. The only con is that it's a bit pricier than other adapters, but it's definitely worth the investment for the added safety and convenience..