The open end has been slightly grounded to make it wider. Crafted with precision and designed for durability, the Snap-On 30mm 12-point metric combination wrench is an essential tool for any professional or DIY enthusiast. The OEXM300A model boasts a robust construction synonymous with the Snap-On brand, ensuring reliability in any tightening or loosening task. Its 30mm size and 12-point configuration are ideal for those hard-to-reach areas where standard wrenches just won’t cut it. Made in the United States, this single item serves as a testament to quality craftsmanship and a commitment to excellence in the field of automotive hand tools.