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Description
Hillman 5/16 in. Diameter x 1-1/4 in. Length Heat-Treated Zinc Steel Hex Head Cap Screw, 100-PackHillman Grade 5 Zinc Hex Head Cap Screws, 5 16 in. x 1 1 4 in., 100 Pack These Hillman hex head cap screws are Grade 5 steel with a heat treated zinc finish for strength and wear resistance. Sized 5 16 in. diameter by 1 1 4 in. length, they feature coarse threads and a washer face under the head for secure fastening in wood or metal applications. Key Features: Grade 5 Strength: Heat treated steel provides higher tensile strength for demanding projects
Hillman Grade 5 Zinc Hex Head Cap Screws, 5/16 in. x 1-1/4 in., 100-Pack
These Hillman hex head cap screws are Grade 5 steel with a heat-treated zinc finish for strength and wear resistance. Sized 5/16 in. diameter by 1-1/4 in. length, they feature coarse threads and a washer face under the head for secure fastening in wood or metal applications.
Key Features:
- Grade 5 Strength: Heat-treated steel provides higher tensile strength for demanding projects
- Corrosion-Resistant Finish: Zinc plating helps protect against rust and wear
- Washer Face Head: Built-in bearing surface under the hex head improves sealing and load distribution
- Coarse Thread Design: Reliable grip and easier starts in tapped holes or with nuts
- Contractor Pack: 100-piece boxed pack for efficient stocking and jobsite use
Specifications Table:
| Specification | Details |
|---|---|
| Brand | Hillman |
| Diameter | 5/16 inch |
| Length | 1-1/4 inch |
| Material | Steel |
| Finish | Heat-treated zinc |
| Grade | Grade 5 |
| Thread Type | Coarse (USS) |
| Head Type | Hex head with washer face |
| Threading | Partially threaded shank |
| Units per Pack | 100 (boxed) |
| Package Height | 3.5 in |
| Package Width | 4.3 in |
| Package Length | 4.3 in |
| Package Weight | 3.4 lbs |
Frequently Asked Questions (FAQ):
Q: Are these fully threaded?
A: They are partially threaded along the shank, typical of Grade 5 hex cap screws.
Q: What tools are needed for installation?
A: Tighten with a wrench or a drill/driver using the appropriate socket or hex bit.
Q: What is the thread type?
A: Coarse thread (USS).
Q: Can these be used outdoors?
A: The zinc finish offers basic corrosion resistance; for harsh or marine environments, consider stainless or hot-dipped galvanized fasteners.
Q: What size are these screws?
A: 5/16 inch diameter by 1-1/4 inch length.
A Polished Workhorse for Clean, Confident Connections
Crisp zinc sheen meets industrial rigor—these hex cap screws bring a tailored, utilitarian elegance to built-ins and exposed hardware moments. The washer-faced head sits neatly, creating a refined junction that feels intentional, not improvised. Style them with matte-black brackets or raw oak for a modern, mixed-material narrative. An essential, high-strength staple for projects where performance and polish must coexist.
Secure your projects with Grade 5 strength—add this 100-pack of Hillman zinc hex cap screws to your cart today.
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy