DOT Sheet Metal Grommet with Plain Washer #4 in government black brass offers reliable hole reinforcement for outdoor fabrics. Designed with durable sheet metal construction, this 1/2 inch grommet set includes both grommets and plain washers in a full pack of 1 gross (144 pairs), ensuring compatibility with most hand tools and grommet setting machines. Its black brass finish suits applications like tarps, banners, tents, awnings, signs, upholstery, and flags, providing heavy-duty hardware for marine and outdoor use. Made in the USA or to industry standards, this industrial fastener supports outdoor living projects with a clean, durable solution for fabric reinforcement.