Upgrade your outdoor projects with the DOT Self-Piercing Rolled Rim Grommet with Spur Washer #3, a reliable choice for long-lasting hole reinforcement in tarps, awnings, banners, tents, and protective gear. This stainless steel grommet features a self-piercing design that sets directly into material without pre-punching, making installation quick and easy with manual, semi-automatic, or automatic tools. The rolled rim adds strength and a smooth edge, while the spur washer's interlocking teeth provide a secure grip that holds materials firmly. Built for heavy-duty use, it resists corrosion and weather, making it ideal for marine, industrial, and outdoor environments. Each pack contains 144 grommets and washers, sized for a 7/16 inch hole after setting, and meets select military and industry standards for dependable performance.