3/8-16 Inch Fully Threaded Carriage Bolt Kit For Exterior Use, Hot Dipped Galvanized, Commercial Grade 307A With 100 Sets, Includes USS Flat Washers And Hex Nuts, Coarse Thread, Self Locking Head Design, Superior Corrosion Resistance, Premium Fastener Kit

3/8-16 Carriage Bolt Kit, Exterior HDG, 100-Piece Set
✔️ Fully threaded, self-locking head, hot-dip galvanized finish

Heavy-duty carriage bolts designed for exterior wood and metal connections; ideal for decks, fences, gates, and playgrounds. This 100-piece kit includes bolts, hex nuts, and USS flat washers, all in coarse 3/8-16 threads and commercial grade 307A steel with a durable HDG finish.

✅ Coarse thread
✅ Self-locking head design
✅ Hot-dip galvanized finish for superior corrosion resistance
✅ Commercial Grade 307A steel (ASTM A307, ASME B18.5)
✅ Fully threaded length
✅ Includes 100 bolts, 100 hex nuts, 100 USS flat washers

💡 What is a typical use for hot-dip galvanized carriage bolts in outdoor construction?

They’re handy for secure, long-lasting joints in decks, fences, and playground equipment.

• Secure wood-to-wood and wood-to-metal connections in outdoor builds
• Square neck under the domed head prevents spinning as you tighten
• Complies with ASTM A307 and ASME B18.5 for reliable outdoor performance