Hillman 3/8 in. Diameter x 1 in. Length Grade 8 Heat-Treated Steel Hex Head Cap Screw, 100-Pack
Regular price $34.87Hillman Grade 8 Hex Head Cap Screws, 3/8" x 1", 100-Pack
Heavy-duty Grade 8 hex head cap screws engineered from heat-treated steel for high-strength fastening. Coarse-thread, partially threaded design with washer face under the head delivers secure clamping in machinery, automotive, and structural applications.
Key Features:
- Grade 8 Strength: Heat-treated steel provides high tensile strength for demanding loads
- Coarse Thread: Reliable bite and faster assembly in general-purpose applications
- Partially Threaded Shank: Improves shear strength and alignment like a hex bolt
- Washer Face Head: Smooth bearing surface enhances seal and distributes load
- Bulk Pack Value: 100 boxed screws, 3/8 in. diameter x 1 in. length
Specifications Table:
| Specification | Details |
|---|---|
| Brand | Hillman |
| Product Type | Hex Head Cap Screw |
| Diameter | 3/8 inch |
| Length | 1 inch |
| Material | Steel |
| Grade | Grade 8 |
| Finish | Yellow dichromate; heat-treated |
| Thread Type | Coarse |
| Threading | Partially threaded along shank |
| Head Style | Hex head with washer face |
| Units per Pack | 100 (boxed) |
| Model Number | 220121 |
| UPC (alt) | 008236081695 |
| Weight | 4.4 lb |
Frequently Asked Questions (FAQ):
Q: What size are these screws?
A: Each screw is 3/8 inch diameter by 1 inch length.
Q: What material and grade are they?
A: They are heat-treated steel, Grade 8.
Q: Are the threads coarse or fine?
A: Coarse thread.
Q: Are they fully threaded?
A: No, they are partially threaded along the shank.
Q: What finish do they have?
A: Yellow dichromate heat-treated finish for added wear resistance.
Industrial Strength with a Golden Sheen
These Grade 8 cap screws bring a refined, utilitarian beauty to any workshop or garage—sleek geometry crowned with a subtle yellow dichromate glow. I love the confident hex head and washer face; it feels precise, intentional, architectural. Decant them into a clear bin on open shelving beside oiled wood and matte black tools for a quietly luxe vignette. Functional and formidable, they’re the discreet heroes of a well-appointed space.
Equip your projects with Grade 8 strength—add this 100-pack of Hillman hex head cap screws to your cart today.
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