DOT Sheet Metal Grommet with Neck Washer #2 (20-007N201611XG) offers a robust solution for reinforcing holes with a 3/8 inch internal diameter, crafted from heavy-duty brass with a corrosion-resistant black finish. This 1-gross pack includes 144 sets of grommets and neck washers designed for reliable fastening on banners, tarps, covers, and upholstery. The neck washer ensures enhanced support to prevent tearing and fraying, while the barrel-to-barrel setting and compatibility with automatic feed machines simplify installation. Compliant with US military specifications and the Berry Amendment, this government black brass grommet balances durability with practical ease, making it an ideal choice for outdoor applications where longevity and secure grip matter.