Beefy One Half Inch Carriage Bolts With Thirteen Threads Per Inch, Three And One Half Inch Long, Grade Eight, Ten Pack, Heavy Duty Round Head Square Neck, Black Oxide Finish, SAE J429
✔️ 1/2-13 UNC, Grade 8, black oxide, square neck, 10-pack
These heavy-duty half-inch carriage bolts are designed for wood, trailers, machinery, and structural builds. The square neck locks into place to prevent rotation during tightening.
✅ 1/2" diameter carriage bolt, 3-1/2" long, 13 TPI
✅ SAE J429 Grade 8 strength with black oxide finish
✅ Round head with square neck for anti-rotation in wood
✅ Pack of 10 bolts for ready-to-use installations
💡 What is a 1/2 inch carriage bolt with square neck used for in heavy-duty wood assemblies? This handy fastener is designed to secure joints where rotation must be minimized and alignment must stay true. - 1/2-13 UNC bolt with Grade 8 strength for high load applications - Square neck locks into material, enabling single-wrench installation - Black oxide finish provides corrosion resistance for outdoor or workshop use - Pack of 10 gives ready-to-use hardware for large projects
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