SKU: 81817040520

Hillman 3/8 in. Diameter x 2-1/2 in. Length Zinc-Plated Steel Hex Bolt, 50-Pack

Sale price$21.59 Regular price$23.99
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Description

Hillman 3/8 in. Diameter x 2-1/2 in. Length Zinc-Plated Steel Hex Bolt, 50-PackHillman 3 8 in x 2 1 2 in Zinc Plated Hex Bolt (50 Pack) Durable Grade 5 steel hex bolts with a zinc plated finish for corrosion resistance. Coarse 3 8 in 16 threads and a partially threaded shank deliver strong holding power for general construction and repair. Key Features: Corrosion Resistant Zinc Plating: Protects against rust for long lasting performance Strong Grade 5 Steel: Reliable strength for most general purpose fastening Partially Threaded

Hillman 3/8-in x 2-1/2-in Zinc-Plated Hex Bolt (50-Pack)

Durable Grade 5 steel hex bolts with a zinc-plated finish for corrosion resistance. Coarse 3/8-in-16 threads and a partially threaded shank deliver strong holding power for general construction and repair.


Key Features:

  • Corrosion-Resistant Zinc Plating: Protects against rust for long-lasting performance
  • Strong Grade 5 Steel: Reliable strength for most general-purpose fastening
  • Partially Threaded Shank: Enhances grip and reduces shear movement between materials
  • Hex Cap Head: Allows higher torque for secure installation
  • SAE Coarse Threads: 3/8-in diameter with 16 TPI for compatibility with standard nuts and washers

Specifications Table:

Specification Details
Finish Zinc-plated
Manufacturer Color/Finish Silver
Bolt Diameter 3/8 in
Length 2-1/2 in
Bolt Thread Pitch 16 (3/8-16)
Full Thread No (partially threaded)
Grade 5
Head Type Hex cap
Material Steel
Measure Type Standard (SAE)
Thread Type Coarse
Package Quantity 50
Unit of Measure Count

Frequently Asked Questions (FAQ):

Q: Are these bolts fully threaded?
A: No. They have a partially threaded shank for added strength.


Q: What thread type and pitch do they use?
A: Coarse SAE threads, 3/8-in diameter with 16 threads per inch (3/8-16).


Q: What grade are the bolts?
A: Grade 5 steel, suitable for general-purpose fastening when paired with matching nuts and washers.


Q: Do I need to pre-drill?
A: Yes. Drill a hole matching the bolt diameter (3/8 in) for proper installation.


Q: Is the finish suitable for outdoor use?
A: The zinc-plated finish offers basic corrosion resistance; for harsh environments, consider specialized coatings.


Polished Utility with Industrial Poise

This zinc-plated hex bolt brings a crisp, silvery accent to exposed hardware moments, marrying function with a streamlined aesthetic. The hex cap head and clean threading offer a refined, utilitarian detail that pairs beautifully with raw woods and matte blacks. Use them on custom shelving brackets or modern furniture joints to spotlight craftsmanship. A small but essential touch that elevates everyday builds into tailored, luxurious projects.


Outfit your next project with these durable Grade 5 hex bolts and enjoy secure, corrosion-resistant fastening you can trust.

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: 81817040520

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