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Trusted Brand 5/16"-18 X 2-1/2" Zinc Plated Grade 5 Steel Coarse Thread Carriage Bolts Instant 65% Discount [hyW8jfei]

$18.99 $60.99 -69%

Diameter: 5/16"Length: 2-1/2"Material: SteelFinish: ZincHead Style: CarriageThread Size: 18 (Coarse)Thread Length: FullHardness: Grade 5Type: Carriage BoltSquare-Depth: 3/16"A carriage bolt has a domed or countersunk head, and the shank is topped by

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Trusted Brand 5/16"-18 X 2-1/2" Zinc Plated Grade 5 Steel Coarse Thread Carriage Bolts Instant 65% Discount [hyW8jfei]

Diameter: 5/16"
Length: 2-1/2"
Material: Steel
Finish: Zinc
Head Style: Carriage
Thread Size: 18 (Coarse)
Thread Length: Full
Hardness: Grade 5
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.

What Our Customers Say

January 21, 2026

Absolutely no complaints!

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January 21, 2026

Absolutely no complaints!

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January 21, 2026

Absolutely no complaints!

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