Milwaukee 3/8" Drive 18-mm 6-Point Socket w/ FOUR FLAT™ Sides is designed for versatility and durability. Featuring the innovative FOUR FLAT™ Sides, this socket prevents rolling and is wrench-ready, making it convenient for various tasks. Its optimized geometry helps reduce bolt rounding and stripping, ensuring a secure fit and long-lasting performance. For easy and quick identification, the metric socket size is clearly stamped onto the flat surface. This socket is a reliable addition to any toolkit, combining practical design with Milwaukee's quality. Model Number: 45-34-9088