- A Carriage Bolt ihave a square shoulder under a rounded head which resists turning when the nut is tightened or removed
- They are good for where a smooth finish is needed
| Type | Bolt |
| Style | Carriage |
| Size | 5/16"-18 |
| Length | 3-1/2" |
| Material | Carbon Steel |
| Grade/Class | 2 |
| Thread Type | UNC, USS |
| Length | 3" |
| Thread Style | Fully Threaded |
