The DOT Setting Die Set 22-RBS-3GR is a versatile grommet installation tool designed specifically for size #3 metal grommets with plain, tooth, or neck washers. It delivers a consistent 7/16 inch hole size after setting and is compatible with both hand and machine press tools. Built for durability and repeated use, this industrial grommet die set comes in finishes such as black or nickel, making it suitable for upgrading outdoor fabrics and patio decor with reliable, professional-quality attachments. Whether working on cloth or metal, this hand press die set provides precise and secure grommet setting for various applications.