Milwaukee 1/2" Drive 10-mm Deep Socket w/FOUR FLAT™ Sides is designed for versatility, making it a reliable addition to any toolbox. This socket features four parallel flat sides that help prevent rolling and provide wrench-ready capabilities for added convenience. It is clearly stamped with its size for quick and easy identification, saving you time on the job. The deep socket's optimized geometry helps reduce bolt rounding and stripping, ensuring a secure grip and longer tool life. This combination of innovative design and practical features makes it an excellent choice for both professional and DIY use. Model Number: 45-34-9134