M10-1.5 x 20mm Zinc Plated Class 8.8 Steel Coarse Thread Carriage Bolts

Carriage bolts feature a smooth, rounded head and a square shoulder beneath it that grips the material to prevent spinning while the nut is tightened.Nominal Size: M10 Thread: 1.5mm Pitch (Coarse) Length: 20mm Thread Length: Full Material: Steel Finish: Zinc Head Style: Carriage Hardness: Class 8.8 Style: Short Neck 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.