Grip-Rite 112EGRFG5 1-1/2-Inch Electro-Galvanized Roofing Nail, 5 Pounds 1-1/2-inch by 11-gauge 7/16-inch diameter thin flat head Electro-galvanized, barbed shank Sturdy cardboard box with view window and description label Approximately 186 per pound Meets or exceeds appropriate ASTM and UBC specifications