![5/16"-18 x 3-1/4" Zinc Plated Grade 2 / A307 Steel Coarse Thread Carriage Bolts](http://fastenerline.com/cdn/shop/products/01081_0692cdc6-a61e-4896-b5f8-88cbd44926d6_700x700.jpg?v=1622676424)
5/16"-18 x 3-1/4" Zinc Plated Grade 2 / A307 Steel Coarse Thread Carriage Bolts
Type: Carriage Bolts
SKU 01081
Availability:
10+ in stock, ready to be shipped
Original price
$14.96
-
Original price
$14.96
Original price
$14.96
$14.96
-
$14.96
Current price
$14.96
Diameter: 5/16"
Length: 3-1/4"
Material: Steel
Finish: Zinc
Head Style: Carriage
Thread Size: 18 (Coarse)
Thread Length: Full
Hardness: Grade 2 / A307
Type: Carriage Bolt
Square-Depth: 3/16"
Box of 50.
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.