Milwaukee 1/4" Drive 13-mm Deep Socket w/ FOUR FLAT™ Sides is designed for versatility, making it an essential addition to any toolbox. This socket features four parallel flat sides that help prevent rolling and provide wrench-ready capabilities, enhancing ease of use and safety. The size is clearly stamped on the socket for quick and easy identification, saving you time on the job. Its optimized geometry helps reduce bolt rounding and stripping, ensuring a secure fit and reliable performance every time. Crafted with durability and functionality in mind, this deep socket is for a wide range of applications. Model Number: 45-34-9051