Milwaukee 1/2" Drive 11-mm Standard Socket w/FOUR FLAT™ Sides is designed for versatility. This socket features four parallel flat sides that help prevent rolling and provide wrench-ready capabilities, making it easier to handle and use in various applications. The size is clearly stamped on the socket for quick identification, ensuring you can find the right tool without hassle. Its deep design with optimized geometry helps reduce bolt rounding and stripping, enhancing durability and performance during use. Model Number: 45-34-9112