5/8 in. Zinc-Plated Steel SAE Hex Nuts (25-Pack)

Durable Hillman SAE hex nuts made from Grade 2 steel with a zinc-plated finish for corrosion resistance. Fine-thread 5/8-18 nuts are ideal for general-purpose fastening in wood, metal, and mixed-material applications.

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Key Features:

• Corrosion-Resistant Finish: Zinc plating protects against rust for long-lasting performance
• General-Purpose Strength: Grade 2 steel suitable for everyday fastening tasks
• Fine Thread Compatibility: 5/8-18 SAE threads pair with matching bolts and washers
• Versatile Use: Works in wood-to-wood, wood-to-metal, and metal-to-metal connections
• Value Pack: 25 nuts in a boxed package for shop or jobsite convenience

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Specifications Table:

Specification	Details
Callout Size	5/8 inch
Thread Size	5/8-18 (Fine)
Thread Type	Fine
Unit of Measurement	SAE
Material	Steel
Finish	Zinc Plated
Grade	Grade 2
Number in Package	25 pack
Packaging Type	Boxed
Compatible Bolt Size	5/8 inch
Package Dimensions (L x W x H)	3.4 in x 3.5 in x 2 in
Package Weight	2 lb

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Frequently Asked Questions (FAQ):

Q: What bolt size and thread do these nuts fit?
A: They fit 5/8 in. diameter bolts with 5/8-18 fine SAE threads.

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Q: Are these nuts suitable for outdoor use?
A: The zinc-plated finish provides basic corrosion resistance; for harsh or marine environments, consider stainless or hot-dipped galvanized hardware.

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Q: What grade are these nuts?
A: Grade 2 steel, appropriate for general-purpose applications.

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Q: Do I need matching washers and bolts?
A: Yes. Use bolts and washers with matching size, thread, grade, and finish for best results.

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Q: How many nuts are in the pack?
A: 25 pieces, boxed.

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Classic Hardware, Clean Modern Finish

Sleek and utilitarian, these zinc-plated hex nuts bring a crisp, polished touch to exposed hardware moments. The refined fine-thread profile offers a subtle, tailored detail when paired with matching bolts. Style them with brushed steel brackets or raw oak shelving for a balanced mix of industrial and warm natural textures. A small but essential accent, they anchor the look—and the build—with quiet confidence.

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Secure your next project with these corrosion-resistant 5/8-18 SAE hex nuts—add the 25-pack to your cart today.