5LB 4.5" 30D Barn Nail

5 LB, 4.5", 30D, Pole Barn Ring Shank Nails, Stiff Stock & Oil Quench Hardened, Comply With The ASTM Standard Specification F1667 For Driven Fasteners, Sharp Ring Shanks Provide Excellent Holding Power In Posts, Trusses & Timbers.