1" Square Cap Roofing Nails, Ring Shank, 50 lb Box (12 Gauge)
Regular price $97.991" square cap roofing nails (50 lb box)
These 1" square cap nails are built for roofing and underlayment work where extra holding power and tear-through resistance matter. A wide metal cap helps secure felt, insulation board, and similar materials to wood substrates, while a ring shank is designed to lock in for a lasting hold.
Key Features:
- Tear-Through Resistance: Large metal cap helps distribute load and reduce pull-through on underlayment, felt, and insulation board.
- Strong, Lasting Hold: Ring shank design provides a locking effect for improved holding power over time.
- Roofing & Underlayment Use: Designed for applications like shingles, roof underlayment, and felt-to-wood fastening.
- Heavy-Duty Build: Steel construction for jobsite durability.
- Bulk Contractor Pack: 50 lb box/carton for larger projects and fewer changeouts.
Specifications Table:
| Specification | Details |
|---|---|
| Product name | 1" Square Head Cap Nails 50# |
| Category | Fasteners & Hardware |
| Sub category | Nails |
| Unit of measure | BX - Box |
| Nail length | 1 in |
| Gauge | 12 |
| Shank style | Ring |
| Head/cap diameter | 1 in |
| Material | Steel |
| Finish | Bright |
| Point | Diamond |
| Package quantity | 50 lb/Carton |
| Package type | Carton |
Frequently Asked Questions (FAQ):
Q: What are these cap nails typically used for?
A: They’re commonly used to attach roofing underlayment, felt, insulation board, and shingles to wood substrates where a wide cap helps prevent tear-through.
Q: What does a ring shank do?
A: The ring shank is designed to “lock” into wood fibers for increased withdrawal resistance versus a smooth shank.
Q: Do these nails have a corrosion-resistant coating?
A: The listed finish is bright steel; for coastal or high-corrosion environments, consider a corrosion-resistant alternative if required by your application/code.
Q: What size are the nails and cap?
A: The nail length is 1" and the head/cap diameter is listed as 1".
Q: How are they packaged?
A: They are sold in a 50 lb box/carton.
The Small Detail That Makes a Roof Feel Effortless
There’s a quiet sophistication in hardware that’s engineered to disappear—yet perform beautifully. The wide metal cap creates a confident, tailored hold that protects delicate layers like felt and underlayment from tearing, while the ring shank anchors with intention. Keep a box on hand for the moments when craftsmanship matters most—those unseen details that make everything above feel refined. It’s the kind of practical luxury that supports a space from the inside out.
Stock up on 1" square cap nails and get dependable, tear-resistant fastening for your next roofing or underlayment job.
All third party trademarks, including logos and icons, referenced on our website and product pages remain the property of their respective owners. Unless specifically identified as such, Arbor's use of third party trademarks does not indicate any relationship, affiliation, sponsorship, or endorsement between Arbor Home and the owners of these trademarks. Any references by Arbor Home to third party trademarks are to identify the corresponding third party goods.

