5/16"-18 x 4" Zinc Plated Grade 2 / A307 Steel Coarse Thread Carriage Bolts
Type: Carriage Bolts
SKU 01083
Availability:
10+ in stock, ready to be shipped
Availability:
10+ in stock, ready to be shipped
Availability:
10+ in stock, ready to be shipped
Original price
$10.69
-
Original price
$40.18
Original price
$20.63
$10.69
-
$40.18
Current price
$20.63
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
Square-Depth: 3/16"
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.