Milwaukee 3/8" Drive 13-mm 6-Point Socket w/ FOUR FLAT™ Sides is designed for versatility and durability. Featuring FOUR FLAT™ Sides, this socket resists rolling and is wrench-ready for added convenience. Its optimized geometry helps reduce bolt rounding and stripping, ensuring a secure grip every time. The metric socket size is clearly stamped into the flat for easy and quick identification, making your work more efficient and precise. Model Number: 45-34-9083