- Guide Air Tool Adapter: Easily transfers air from a large bottle to a small bottle, streamlining your oxygen refilling process. Simply close the bottle head valve, release the pressure, and turn the button to release excess gas. - Inflatable 8mm Interface: Features a robust ball lock design with an 8mm female head, ensuring compatibility with the majority of bottle head valves on the market. This secure connection enhances usability and reliability. - User-Friendly Spiral Button Design: The innovative spiral button allows for effortless operation, making it simple to install and remove. Perfect for quickly filling small oxygen bottles from larger sources, saving you time and reducing effort. - Durable Aviation Aluminum Construction: Crafted from high-quality 6061 aviation aluminum alloy, this refill adapter is built to last. Its rust-proof, wear-resistant properties ensure longevity and consistent performance, even under demanding conditions. Use Scenarios: 1. Diving: Easily refill smaller oxygen tanks from larger ones for dives, ensuring you have sufficient air supply without the hassle of frequent tank changes. 2. Medical Applications: Conveniently refill portable oxygen tanks for patients, providing them with reliable access to oxygen. 3. Industrial Use: Ideal for various industrial applications where compressed air is needed, making it a versatile tool for professionals. With its focus on efficiency, compatibility, and durability, the Guide Air Tool Adapter is an essential addition for anyone needing reliable oxygen refilling solutions.