Makers Bolt 1/2" x 10" Galvanized Carriage Bolt Kit (25-Pack) for Heavy-Duty Outdoor Projects

Build with confidence using this comprehensive 25-piece carriage bolt kit from Makers Bolt, engineered for demanding outdoor construction. Each kit contains 25 high-strength Grade 307A carriage bolts measuring 1/2" in diameter and 10" in length, paired with matching 1/2" -13 hex nuts and 1/2" USS flat washers. The hot-dip galvanized coating provides superior corrosion resistance, making this hardware suitable for ACQ pressure-treated lumber and ideal for building durable decks, sturdy pergolas, and long-lasting gazebos. The distinctive carriage bolt design features a domed head with a square neck that locks into wood to prevent spinning during assembly, while the semi-flush finish ensures a clean, professional look. Perfect for DIY enthusiasts and professional builders alike, these bolts meet or exceed industry standards including ASME B18.5 and ASTM A307, guaranteeing reliable performance for your most important outdoor projects.