Milwaukee 1/4" Drive 11-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 for added convenience. Its size is clearly stamped on the socket for quick and easy identification, saving you time on the job. The optimized geometry of this standard socket reduces the risk of bolt rounding and stripping, ensuring a secure fit and reliable performance every time. Model Number: 45-34-9049