DOT Grommet with Plain Washer #00 is a durable brass fastener designed to reinforce 3/16 inch holes in materials like vinyl, canvas, nylon, and leather, ideal for upgrading patio decor and outdoor living spaces. Each set includes a plain washer that supports the grommet setting, enhancing hole strength and resisting corrosion for both indoor and outdoor use. Available in a 1 gross pack (144 sets), this #00 sheet metal grommet meets government specifications and is suitable for applications such as banners, tarps, flags, marine, awnings, and upholstery hardware. Its heavy-duty brass construction ensures reliable reinforcement and compatibility with a variety of materials, making DIY grommet installation straightforward and effective.