مسامير نقل 5/16-18 × 6 بوصة | ملولبة بالكامل | فولاذ عادي A307 درجة A (225 / عبوة)

The square neck on these carriage bolts really grabbed and held tight in the wood, no spinning at all while I tightened the nut. I used a full box for building a heavy-duty workbench frame, and every one seated perfectly.

I’ve been using these 6-inch fully threaded carriage bolts for a heavy-duty deck repair, and the square neck really does lock them in tight so they don’t spin during installation. The threading is crisp and clean, making it easy to drive them deep into the wood without stripping. For a 225-pack at t

The square neck under the rounded head really bit into the wood perfectly, so no spinning while I tightened them down. Having 225 in the box meant I could knock out the entire deck project without running to the store for more.