Hillman 5/8 in. x 6 in. Zinc-Plated Steel Carriage Bolt, 25-Pack5 8 in. x 6 in. Zinc Plated Steel Carriage Bolts (25 Pack) Heavy duty Hillman carriage bolts secure wood to wood or wood to metal connections with a smooth, low profile domed head. Zinc plated Grade 2 steel offers reliable strength and moderate corrosion resistance for indoor or sheltered outdoor projects. Key Features: Secure Wood to Frame Fastening: Ideal for attaching a wooden face to wood or metal structures Low Profile Domed Head: Provides a semi

5/8 in. x 6 in. Zinc-Plated Steel Carriage Bolts (25-Pack)

Heavy-duty Hillman carriage bolts secure wood-to-wood or wood-to-metal connections with a smooth, low-profile domed head. Zinc-plated Grade 2 steel offers reliable strength and moderate corrosion resistance for indoor or sheltered outdoor projects.

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Key Features:

• Secure Wood-to-Frame Fastening: Ideal for attaching a wooden face to wood or metal structures
• Low-Profile Domed Head: Provides a semi-flush finish where clearance is tight
• Square Shoulder Lock: Grips into material to prevent spinning—no washer needed under the head
• Durable Zinc Plating: Offers moderate rust and corrosion resistance
• Coarse Thread, SAE Sizing: 5/8 in. diameter x 6 in. length for strong hold and easier assembly

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Specifications Table:

Specification	Details
Brand	Hillman
Finish	Zinc Plated
Grade	2
Length	6 in
Material	Steel
Count	25 pack
Packaging Type	Boxed
Thread Type	Coarse
Unit of Measurement	SAE
Diameter	5/8 in
Head Style	Round domed carriage head
Shoulder Type	Square neck
Recommended Installation	Pre-drill hole matching bolt diameter

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Frequently Asked Questions (FAQ):

Q: What materials can these carriage bolts fasten?
A: They are designed to fasten a wooden face to either wood or metal frames.

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Q: Do I need to pre-drill holes?
A: Yes, pre-drill a hole matching the bolt diameter (5/8 in.) for proper installation.

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Q: Are these suitable for outdoor use?
A: The zinc plating provides moderate corrosion resistance, suitable for indoor or sheltered outdoor applications; for harsh outdoor environments, consider hot-dip galvanized or stainless steel.

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Q: What grade and thread type are these bolts?
A: They are Grade 2 steel with coarse threads in SAE sizing.

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Q: How many bolts are included?
A: 25 bolts per box.

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Streamlined Strength with a Subtle, Polished Gleam

I love how the domed head tucks neatly into cabinetry and built-ins, offering a clean, almost tailored note to functional joinery. The zinc finish lends a cool, silvery sheen that complements contemporary woods and painted surfaces alike. Use them to anchor bench seating or custom shelving where a refined industrial detail is desired. It’s the quiet hardware hero that elevates everyday spaces to a more luxurious standard.

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Choose Hillman’s zinc-plated 5/8 in. x 6 in. carriage bolts for clean, durable wood-to-frame connections—add this 25-pack to your cart today.