Sharpened Edge Grommet with Small Tooth Washer #1 Nickel-Plated Brass 5/16" 500 pack combines efficient self-piercing installation with durable nickel-plated brass construction for lasting corrosion resistance. Designed for fabric, leather, or canvas applications, this metal grommet set includes a small tooth washer that ensures a secure hold and fits a 5/16 inch inside diameter. Ideal for enhancing both indoor and outdoor projects, its sharpened edge enables quick fastening without extra tools, making it a practical choice for reinforcing holes and upgrading patio decor or outdoor gear with reliable, long-lasting hardware. The pack provides 500 sets, offering a ready supply for various grommet installation needs.