40d, 5-1/8" x .148 Heavy-Duty 21 Degree Jumbo Framing Nails – 1,000 pcs, Full Round Head, Smooth Shank, Diamond Point, Made in the USAEnsure your framing projects are built to last with these 40d, 5-1/8" x .148 Heavy-Duty 21 Degree Jumbo Framing Nails. Manufactured in the USA, these nails are designed for heavy-duty wood framing applications. The smooth shank and diamond point make them ideal for framing, truss building, subflooring, and crate assembly. Please verify your nailer's compatibility with the 5-1/8-inch length before ordering.Features:MADE IN THE USAFor heavy-duty wood framing applicationsSmooth shank (plain) for a clean, reliable finishDiamond point for easy penetrationFull round head for superior holding powerBright vinyl coated for easy drivingNot recommended for ACQ-treated lumberDetails:Collation: 21 degree plasticHead Type: Full round headShank Type: Smooth shank (plain)Shank Diameter: 0.148"Length: 5-1/8"Point: DiamondQuantity: 1,000 pieces per boxApplications:FramingTruss buildingSubflooringPalletsCrate assemblySpecifications:Meets ASTM F1667 standardsBright vinyl coatedDisclaimer:Not suitable for use with ACQ-treated lumber.Bright basic steel is non-galvanized and provides no protection against the elements. Recommended for indoor applications only. If exposed to outdoor conditions, these nails will corrode.