1/2-13 X 20" مسامير عربة | A307 درجة A فولاذ عادي (45/عبوة)

The square neck on these really does bite into the wood, stopping them from spinning as I tighten them down. The 20-inch length was perfect for sandwiching together some hefty 6x6 posts on the deck project.

These 20-inch bolts were exactly the right length for my timber frame project. The threaded portion was clean and consistent, and they drove in smoothly with no binding. A solid choice for heavy-duty connections.

I needed some long bolts for a heavy-duty deck repair, and these 20-inch carriage bolts were exactly what I was looking for. The plain steel finish is sturdy, and the square neck locked right into the wood, making installation a breeze.