Skip to content

Free shipping on orders $250 and up!

5/16"-18 x 1-3/4" Zinc Plated Grade 2 / A307 Steel Coarse Thread Carriage Bolts

Type: Carriage Bolts
Part Number: 01075
Original price $18.75 - Original price $18.75
Original price
$18.75
$18.75 - $18.75
Current price $18.75

Diameter: 5/16"
Length: 1-3/4"
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 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.