Hillman 3/8 in. Dia x 3/4 in. L Heat-Treated Zinc Steel Hex Head Cap Screw, 100-Pack
Regular price $35.84Hillman 3/8" x 3/4" Zinc Steel Hex Head Cap Screw (100-Pack)
Durable Grade 5 hex head cap screws for reliable fastening in wood, metal, and machinery. Heat-treated zinc-plated steel resists corrosion while delivering strong clamping force for everyday construction and repair jobs.
Key Features:
- Heavy-Duty Strength: Grade 5, heat-treated steel provides dependable tensile strength for structural fastening
- Corrosion Resistant: Zinc-plated finish helps protect against rust in indoor and sheltered outdoor applications
- Precise Fit: 3/8"-16 coarse thread for secure engagement with standard nuts and tapped holes
- Clean Hex Drive: Hex head allows high torque with wrench or socket for quick, confident installs
- Bulk Value Pack: 100-piece box supports jobsite, shop, or inventory needs
Specifications Table:
| Specification | Details |
|---|---|
| Diameter | 3/8 inch |
| Length | 3/4 inch |
| Thread | 3/8"-16 (coarse) |
| Head Type | Hex head |
| Material | Steel |
| Grade | Grade 5 (heat-treated) |
| Finish | Zinc-plated |
| Pack Quantity | 100 pieces |
| Manufacturer | Hillman Group Rsc |
| Manufacturer Number | 200117 |
| SKU | 57428 |
| Product Dimensions (package) | 7 x 4.5 x 2 inches |
| Package Weight | 7.4 lb |
Frequently Asked Questions (FAQ):
Q: What grade are these bolts?
A: They are Grade 5 heat-treated steel for medium-high strength applications.
Q: What is the thread specification?
A: 3/8"-16 coarse thread.
Q: Are these suitable for outdoor use?
A: The zinc plating offers basic corrosion resistance; for harsh or exposed environments, consider hot-dip galvanized or stainless steel.
Q: Do they include nuts or washers?
A: No, this pack includes hex head cap screws only.
Q: What tools are needed for installation?
A: Use a matching-size wrench or socket on the hex head; pre-drill/tap 3/8"-16 holes or pair with 3/8"-16 nuts.
Industrial polish with purposeful strength
Sleek zinc tones bring a refined utility to projects where every detail matters. The crisp hex head and tight threads feel engineered—clean, efficient, and confident. Style open shelving or metal brackets with these for a subtle glint that complements raw woods and matte blacks. A small hardware choice that elevates the finish of a space with quiet luxury.
Outfit your next build with dependable, corrosion-resistant fasteners—add this 100-pack of Hillman Grade 5 cap screws to your cart today.
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