5/16″-18 x 4″ Zinc Plated Grade 2 / A307 Steel Coarse Thread Carriage Bolts
USD 21.34 USD
Specifications
| Box Size | 10 pcs. |
| Brand | Unbranded |
Diameter: 5/16" Length: 4" Material: Steel Finish: Zinc Head Style: Carriage Thread Size: 18 (Coarse) Thread Length: Full Hardness: Grade 2 / A307 Type: Carriage Bolt A carriage bolt has a domed or countersunk head, and the shank is topped by a short square section under the head. The square section grips into the part being fixed (typically wood), preventing the bolt from turning when the nut is tightened.