- Precision Multi-Size Mastery (3AN - 16AN) : Designed to fit 3AN, 4AN, 6AN, 8AN, 10AN, 12AN, 14AN, and 16AN fittings with ease. The patented adjustment wheel clicks securely into each size, eliminating guesswork and replacing over 8 specialty wrenches in your toolbox. Ideal for tight engine bays where every inch counts. - Aerospace Aluminum Construction : Made from military-grade 6061-T6 aluminum, this wrench is 40% lighter than steel, ensuring durability while being easy to handle. It is specifically optimized for aluminum fittings, making it perfect for automotive and aerospace applications. - 4-Point Contact System : Our innovative design grips all four flats of fittings compared to standard wrenches that only engage two sides. This equal force distribution minimizes the risk of rounding off fittings, providing a secure and confident grip. - ErgoFlow Curved Handle Design : The compact 7.2-inch body features laser-etched non-slip grooves that follow the natural curvature of your hand. This ergonomic design reduces wrist strain by 35% compared to straight-handle wrenches, allowing for extended use without discomfort. It works seamlessly, even with gloves. Practical Applications : 1. Engine Work : Easily access and secure fittings in tight spaces, making it easier to work on high-performance engines. 2. Aerospace Projects : Lightweight and durable, ideal for precision tasks in aircraft maintenance and assembly. 3. Custom Builds : Perfect for hobbyists and professionals alike when working with various AN fittings in specialized vehicle modifications. With this tool, experience enhanced efficiency, comfort, and reliability in your work—no more cluttered toolboxes or compromised fittings.