Freeman SNSSG92-225WC 15 Degree 2-1/4" Wire Collated Galvanized Smooth Shank Coil Siding Nails (3600 Count) are designed for working with siding, cedar shingles, roof and wall sheathing, and wood fencing. These smooth shank siding nails are electro galvanized and made of steel for strength and durability, making them perfect for indoor or outdoor use. They are the pinnacle of quality and value, and are compatible with most coil siding nailers capable of firing 2-1/4" wire collated 15 degree siding nails – such as the Freeman PCN65. Each box includes 3,600 siding nails to ensure you have plenty of fasteners at your fingertips while on the job.