Metal Connector Nails,2 1/2 In. L, Overall Length 2 1/2 in, Shank Diameter 2.5 in, Gauge Not Applicable, Product Type Connector Nails, Material Steel, Finish Galvanized, Penny Size 8D, Head Type Flat, Head Diameter 5/32 in, Shank Type Smooth, Point Type Diamond, Collation Type Glue, Collation Configuration Strip, Collation Angle 0 Degrees , Collation Quantity 50, For Use With 500855, Mfr. No. 515850, Pack Size Bulk Pack, Manufacturer Location Made in USA*, Includes Heat Treated Nails