5LB HG 40D POLBRN NAILSKU: 769181Do itHot Galvanized, with Flat Countersunk Head and Diamond Point. 5 lbs. box. For large pole barn. For large pole-barn, post frame construction where superior holding power is needed. Safety glasses are recommended when driving hardened nails.Item Attributes:Size: 40d Length: 5 In. Finish: Hot Dipped Galvanized Diameter: 7 ga Head Diameter: 3/8 In. Shank Type: Ring Head Type: Flat Countersunk Point Type: Diamond Package Size: 5 Lb. Nails Per Pound: 28Prop 65 Warning: Cancer and reproductive harm. www.P65warnings.ca.gov