H1790 Deck Nail 3 1/2 in 9 ga PK440 Length 3 1/2 in Gauge 9 ga Shank Diameter 0.1483 in Shank Type Spiral Material Steel Finish Galvanized Head Type Flat Head Diameter 5/16 in Penny Size 16D Point Type Diamond Application Decking Product Type Deck Nails Manufacturer Location Globally Sourced Pack Size Small Pack Package Quantity 440