Hillman 1/4-20 in. Diameter x 4 in. Length Stainless Steel Hex Head Cap Screw, 25-Pack
Regular price $27.99Stainless Steel 1/4-20 x 4 in. Hex Head Cap Screws (25-Pack)
These Hillman hex head cap screws are made from 18-8 stainless steel for reliable corrosion resistance in outdoor or marine environments. The coarse-thread, partially threaded design delivers strong holding power and easy installation with a wrench or drill.
Key Features:
- Durable Stainless Steel: 18-8 stainless resists rust and corrosion for long-lasting performance
- High-Torque Hex Head: Hex cap head with washer face allows secure tightening and better sealing
- Coarse Machine Threads: 1/4-20 coarse threads for strong grip in tapped holes or with a nut
- Partially Threaded Shank: Added shear strength where it matters
- Bulk Value: 25 pieces per retail package
Specifications Table:
| Specification | Details |
|---|---|
| Diameter / Thread | 1/4-20 |
| Length | 4 in |
| Head Style | Hex cap with washer face |
| Material | 18-8 Stainless Steel |
| Thread Type | Coarse (USS) |
| Threading | Partially threaded along shank |
| Pieces per Pack | 25 |
| Installation | Tighten with wrench or drill; use with nut or tapped hole |
| Packaging Type | Boxed |
Frequently Asked Questions (FAQ):
Q: What size are these screws?
A: They are 1/4-20 diameter with a 4-inch length.
Q: Are they fully threaded?
A: No, these are USS style and partially threaded along the shank.
Q: What material are they made of?
A: 18-8 stainless steel for enhanced corrosion resistance.
Q: How are they installed?
A: Tighten with a wrench or drill; use in a tapped hole or with a matching 1/4-20 nut.
Q: How many come in the pack?
A: 25 screws per package.
Streamlined Hardware with Enduring Shine
Sleek and purposeful, these stainless hex cap screws bring a subtle, architectural polish to any project. I love the quiet gleam of 18-8 stainless—beautifully resilient against the elements. Use them to elevate exposed fastener moments on utility shelving or outdoor benches for a refined, intentional look. Consider them the small, luxurious detail that makes craftsmanship feel complete.
Upgrade your build with durable, corrosion-resistant stainless fasteners—add this 25-pack to your cart today.
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.

