5/16-18 Inch Fully Threaded Hot Dipped Galvanized Carriage Bolt Kit For Exterior Projects, 100 Sets With USS Flat Washers And Hex Nuts, Self Locking Head, Coarse Thread, Commercial Grade A307, Built Tough For Outdoor Use
✔️ Fully threaded, hot-dip galvanized carriage bolts with nuts
This heavy-duty hot-dip galvanized carriage bolt kit is designed for exterior projects where wood-to-wood or wood-to-metal connections must resist rust and weather. Each kit includes 100 carriage bolts, 100 hex nuts, and 100 USS flat washers, making it ideal for decks, fences, playgrounds, and outdoor structures.
✅ Coarse thread 5/16-18 and fully threaded length
✅ Self-locking head with square neck prevents bolt spin during tightening
✅ Hot-dip galvanized finish for superior corrosion resistance
✅ Commercial Grade A307 bolts; nuts and USS washers included
✅ Tensile strength: min 60,000 psi; coating: min 43 microns
✅ RoHS compliant; meets ASTM A307, ASTM F2329/F2329M, ASME B18.5
💡 What is a hot-dip galvanized carriage bolt kit used for in outdoor construction? Carriage bolts are handy for heavy-duty outdoor wood-to-wood and wood-to-metal joints. - Decks and fences - Gates and playground equipment - Outdoor structures resistant to rust - Quick, secure assembly