1. We produce carriage bolt, hex head bolt.

2. Hillman 5/8-in x 10-in Galvanized Coarse Thread Exterior Carriage Bolt (1 Count)

3. Galvanized Carriage Bolt (25-Pack) Carriage Bolts have a smooth rounded head Carriage Bolts have a smooth rounded head with a square neck underneath that locks into wood when tightened