DOT Rolled Rim Grommet with Spur Washer #0 is a heavy-duty hardware piece crafted from nickel-plated brass for rust and corrosion resistance, ideal for reinforcing 9/32 inch holes in a variety of fabrics. Featuring a rolled rim design combined with a spur washer equipped with interlocking teeth, it ensures a strong and secure hold that enhances hole support in outdoor and marine applications such as tarps, banners, canvas covers, tents, awnings, curtains, and upholstery. Sold as one gross (144 sets), this grommet set suits demanding environments and requires setting tools for installation, making it a reliable choice to upgrade patio decor and outdoor living spaces.