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Hillman 5/8-in x 6-in Galvanized Coarse Thread Hex Bolt

Name: Hillman 5/8-in x 6-in Galvanized Coarse Thread Hex Bolt
Brand: Hillman
SKU: 1000381941
Price: 3.87 USD
Availability: InStock
Rating: 4.6 (238 reviews)

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4.6

238

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Hex bolts feature hexagonal heads and machine threads for use with a nut or in a tapped hole. They can be used to fasten wood to wood, wood to metal or metal to metal applications. Be sure to use washers and nuts that are the same grade and finish as the hex bolt. Pre-drilled holes are required.

Hex bolts are machine bolts designed to fasten facing pieces of wood and/or metal
The galvanized finish provides excellent weather and corrosion protection
Pre-drill a pilot hole the same diameter as the hex bolt you are using
Common applications include decking, fencing, outdoor furniture, and outdoor play equipment
Partially threaded shank allows for a stronger grip between objects and less shear movement

General
Finish	Galvanized	Unit of Measure	Count
Manufacturer Color/Finish	Galvanized	Head Type	Hex
Material	Steel	Measure Type	Standard (SAE)
Package Quantity	1	Thread Type	Coarse
Grade	A307	Fastener Speed Code	KDO

Dimensions
Bolt Diameter	5/8-in	Length Measurement	6-in

Features
Bolt Thread Pitch	11	Full Thread	No

Warranty
Warranty	None

Certifications
ACQ Approved	Yes	CA Residents: Prop 65 Warning(s)	Prop 65 WARNING(S) -

Miscellaneous
UNSPSC	31161600

Check out the Best Selling Hex Bolts on Lowes.com

Review

4.6 out of 5

238 Reviews

87% Recommend this product

Ratings may include incentivized customer reviews.

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What Customers Are Saying

Customers overwhelmingly praise these galvanized bolts for exceptional reliability and durability in demanding outdoor and structural applications. Most highlight consistent threading, robust galvanization, and strong performance in deck building, trailer repairs, and landscaping projects. Reviewers commend the clean threads and corrosion resistance, noting they hold up well under heavy stress. A few report isolated thread compatibility issues or defects, but the vast majority consider them a trusted, dependable choice that justifies the cost through consistent performance and availability.

Customer review summary generated by AI, including incentivized reviews.

238 Customer Reviews

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Doing the job.

Would Recommend

Doing the job.

JamyphxMay 15, 2026
From 1_SLASH_4-in x 1-1_SLASH_2-in Galvanized Coarse Thread Hex Bolt Verified Purchaser

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Durable

Would Recommend

Used for a load bearing beam. Really great product and very durable!

SDSRMay 13, 2026
From 5_SLASH_8-in x 10-in Galvanized Coarse Thread Hex Bolt Verified Purchaser

Was this Review Helpful ?

Durable

Would Recommend

Used for a load bearing beam. Really great product and very durable!

SDSRMay 13, 2026
From 5_SLASH_8-in x 12-in Galvanized Coarse Thread Hex Bolt Verified Purchaser

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20 Questions

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Hillman 5/8-in x 6-in Galvanized Coarse Thread Hex Bolt

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Pickup

Shipping

Delivery

Overview

Product Features

Specifications

General

Finish

Unit of Measure

Manufacturer Color/Finish

Head Type

Material

Measure Type

Package Quantity

Thread Type

Grade

Fastener Speed Code

Dimensions

Bolt Diameter

Length Measurement

Features

Bolt Thread Pitch

Full Thread

Warranty

Warranty

Certifications

ACQ Approved

CA Residents: Prop 65 Warning(s)

Miscellaneous

UNSPSC

What Customers Are Saying

Community Q & A

20 Questions

Hillman: Featured Videos

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Hillman 5/8-in x 6-in Galvanized Coarse Thread Hex Bolt

Shop Hillman

Pickup

Shipping

Delivery

Overview

Product Features

Specifications

Community Q & A

Hillman: Featured Videos

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