APPROXIMATELY 150 NAILS PER 1 LB.: Sandbaggy 1-1/4" galvanized roofing nails are conveniently packaged in 1 lb. bags. Bulk orders come in boxes of 50 bags, providing approximately 7,500 nails. ROOFING MADE EASY: Perfect asphalt shingle nails! Used for fastening roofing asphalt shingles, insulation board, and felt paper to wood substrates. INSTALL VINYL SIDING AND MORE: Great for installing vinyl siding, cement board, fence slats, and windows. ELECTRO GALVANIZED ROOFING NAILS: Great for interior or exterior use! Made from 11 gauge galvanized steel, resistant to rust and weathering for long lasting protection. ENHANCED HOLDING POWER: 3/16"flat head and grooved smooth shank provide greater holding power. QUALITY ASSURANCE: Meets ASTM F1667 standards, ensuring superior performance and durability for your roofing project. Enhance your next roofing project with these 1-1/4" galvanized roofing nails. (also known as asphalt shingle nails) Designed with a flat head for a clean look and a grooved smooth shank for maximum gripping power, these nails have an electro-galvanized coating that offers protection against rust and corrosion. These multi-purpose 11-gauge nails are suitable for various projects. Trust their strength to securely attach roofing asphalt shingles, insulation board, and felt paper to wooden surfaces. They also work well for vinyl siding, cement board, fence slats, and windows.