Hillman 5/8 in. Diameter x 4-1/2 in. Length Zinc-Plated Steel Hex Bolt, Coarse Thread, 25-Pack
SKU: 27852813755

Hillman 5/8 in. Diameter x 4-1/2 in. Length Zinc-Plated Steel Hex Bolt, Coarse Thread, 25-Pack

Sale price$55.79 Regular price$61.99
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Description

Hillman 5/8 in. Diameter x 4-1/2 in. Length Zinc-Plated Steel Hex Bolt, Coarse Thread, 25-PackHillman 5 8 x 4 1 2 in. Zinc Plated Steel Hex Bolts, 25 Pack Heavy duty Hillman hex bolts pair a 5 8 in. diameter with a 4 1 2 in. length for strong wood to wood, wood to metal, or metal to metal fastening. Zinc plated Grade 2 steel provides reliable strength and corrosion resistance for general purpose projects. Key Features: Durable Construction: Zinc plated Grade 2 steel resists rust in typical environments Strong Hold: Partially threaded shank

Hillman 5/8 x 4-1/2 in. Zinc-Plated Steel Hex Bolts, 25-Pack

Heavy-duty Hillman hex bolts pair a 5/8 in. diameter with a 4-1/2 in. length for strong wood-to-wood, wood-to-metal, or metal-to-metal fastening. Zinc-plated Grade 2 steel provides reliable strength and corrosion resistance for general-purpose projects.


Key Features:

  • Durable Construction: Zinc-plated Grade 2 steel resists rust in typical environments
  • Strong Hold: Partially threaded shank reduces shear movement between joined materials
  • Coarse Thread: Ensures quick starts and reliable grip in general applications
  • Versatile Use: Ideal for wood, metal, and mixed-material assemblies
  • Bulk Value: Convenient 25-pack for jobsites and repeat tasks

Specifications Table:

Specification Details
Diameter 5/8 inch
Length 4-1/2 inch
Material Steel
Finish Zinc Plated
Thread Type Coarse
Grade Grade 2
Head Style Hex
Shank Partially threaded
Number in Package 25 pack
Packaging Type Boxed
Intended Applications Wood-to-wood, wood-to-metal, metal-to-metal fastening

Frequently Asked Questions (FAQ):

Q: Are these fully or partially threaded?
A: They have a partially threaded shank, which increases clamping strength and reduces shear movement.


Q: What grade are the bolts?
A: Grade 2 steel, suitable for most general-use fastening tasks.


Q: What nuts and washers should I use?
A: Match with Grade 2 nuts and washers with a zinc-plated finish for consistent performance and corrosion resistance.


Q: What thread type do these bolts use?
A: Coarse thread.


Q: Can these be used outdoors?
A: The zinc plating offers basic corrosion resistance for typical conditions; for harsh or long-term outdoor exposure, consider galvanized or stainless options.


Industrial polish with purposeful strength

A crisp hex silhouette and cool zinc finish bring a refined, utilitarian edge to cabinetry, benches, and exposed-frame builds. The partially threaded shank is the quiet hero—delivering a confident, architectural hold. Try them with matte-black hardware and raw oak for a modern workshop-chic moment. Functional and handsome, they’re the understated essential of a well-appointed project.


Equip your next build with dependable hold—add this 25-pack of Hillman zinc-plated hex bolts to your cart today.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 27852813755

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Burja
San Leandro, US
★★★★★ 4
Good
Size: 89-96158T 2PCS
Good
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Reviewed in the United States on October 26, 2025
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Patrick TTillery
Pawtucket, US
★★★★★ 1
Bad solenoid
Size: 89-96158T 2PCS
One of the cylinders works, and the other cylinder was a bad one. It did not work.
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Reviewed in the United States on August 12, 2025
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Jim M
Pawtucket, US
★★★★★ 4
Metric Hardware
Size: 89-96158T 1PC
Works fine. This has metric hardware, which does not match the other two relays on my vintage mercury outboard. This is not a quicksilver part
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Reviewed in the United States on August 6, 2025
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Jimmy Snow
Louisville, US
★★★★★ 5
Boat repair
Size: 89-96158T 2PCS
Excellent for price and quality
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Reviewed in the United States on November 1, 2025
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Curtis M
Chelsea, US
★★★★★ 5
Fixed the no boat start
Size: 89-96158T 1PC
Fixed my problem so far working good
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Reviewed in the United States on August 15, 2025

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