Enhance the structural integrity of your assembly with our Fir Tree Rivet, designed for a secure fit in panels ranging from .063 to .709 inches thick. Crafted from durable black nylon 6.6, this rivet boasts a .660 inch outer diameter and a .389 inch length, ensuring reliable performance in various applications. Its .236 inch hole size accommodates easy installation, making it a versatile and essential component for your project.