Concrete Nails,2 1/4 In. L,PK500, Overall Length 2 1/4 in, Shank Diameter 0.137 in, Gauge 0.137 in, Product Type Concrete Nails, Material Steel, Finish Zinc Plated, Penny Size Not Applicable, Head Type Flat, Head Diameter 1/4 in, Shank Type Smooth, Point Type Diamond, Collation Type Plastic, Collation Configuration Strip, Collation Angle 15 Degrees , Collation Quantity 15, For Use With DCN890, DCN890B, DCN890P2, Standards ASTM B695, Manufacturer Location Globally Sourced, Package Quantity 500