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Hillman

Hillman 1/4 in. x 3-1/2 in. Stainless Steel Carriage Bolts, 25-Pack

Hillman 1/4 in. x 3-1/2 in. Stainless Steel Carriage Bolts, 25-Pack

Regular price $34.99 USD
Regular price Sale price $34.99 USD
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Stainless Steel 1/4" x 3-1/2" Carriage Bolts (25-Pack)

Stainless steel carriage bolts from Hillman offer durable, corrosion-resistant fastening for wood-to-wood or wood-to-metal projects. The low-profile, domed head provides a semi-flush finish, while the square neck locks into wood to prevent spinning during installation.


Key Features:

  • Corrosion Resistance: Stainless steel construction for superior rust prevention in outdoor or humid environments
  • Semi-Flush Finish: Low-profile, smooth domed head eliminates the need for a washer and delivers a clean look
  • Self-Locking Neck: Square underside locks into wood to prevent bolt rotation for easier tightening
  • Coarse Threads: Designed for strong holding power in general-purpose applications
  • Convenient Value Pack: 25 bolts per box to tackle larger projects

Specifications Table:

Specification Details
Diameter 1/4 inch
Length 3-1/2 inch
Material Stainless Steel
Thread Type Coarse
Head Style Low-profile domed carriage head
Neck Style Square neck, self-locking
Unit of Measurement SAE
Number in Package 25 pack
Packaging Type Boxed

Frequently Asked Questions (FAQ):

Q: What size are these carriage bolts?
A: They are 1/4 in. diameter and 3-1/2 in. length (SAE units).


Q: Are nuts and washers included?
A: This listing is for bolts only; nuts and washers are typically sold separately.


Q: Can these be used outdoors?
A: Yes. The stainless steel material provides excellent corrosion resistance for outdoor applications.


Q: What thread type do they use?
A: Coarse thread.


Q: How are carriage bolts installed?
A: Insert the bolt through a pre-drilled hole; the square neck seats into the wood to prevent spinning as you tighten a nut on the opposite side.


A Clean, Polished Fastener for Timeless Woodwork

The domed head of this stainless carriage bolt brings a refined, unobtrusive detail to cabinetry, benches, and architectural millwork. Its sleek, bright finish harmonizes with both natural timber and painted surfaces, offering a subtle, modern accent. Use it to secure deck benches or handcrafted furniture where hardware should be functional yet discreet. It’s a small luxury that elevates everyday joinery with enduring elegance.


Secure your project with rust-resistant precision—add this Hillman 25-pack of stainless carriage bolts to your cart today.

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