Fasteners, Bolts,1/4″-20 x 4″, Carriage Bolts

Bolts – Carriage Bolts

1/4″-20 x 4″ Zinc Plated Grade 2 / A307 Steel Coarse Thread Carriage Bolts

Diameter: 1/4″
Length: 4″
Material: Steel
Finish: Zinc
Head Style: Carriage
Thread Size: 20 (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.

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