3/16-24 x 2″ Zinc Grade 2 / A307 Carriage Bolts (100 pcs)
Diameter: 3/16″ (#10) Length: 2″ Material: Steel Finish: Zinc Head Style: Carriage Thread Size: 24 (Coarse) Thread Length: Full Hardness: Grade 2 / A307 Type: Carriage Bolt Square-Depth: 1/8″ Box of 100. 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.