Interfast 15° High Load Jumbo Coil Ardox (Spiral) Nails are engineered for heavy-duty fastening applications. Available in sizes 2-1/2" x .099" and 3" x .131", these spiral-shank nails provide superior holding power and resistance to pull-out. Their Ardox coating enhances corrosion resistance, making them suitable for demanding construction environments. Designed for use with 15° coil nailers, these nails ensure efficient, reliable performance for professional builders requiring high load capacity and durability.