SKU: 6791821376

Hillman 3/8 in. Dia x 1-1/2 in. L Heat-Treated Zinc Steel Hex Head Cap Screw, 100-Pack

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Description

Hillman 3/8 in. Dia x 1-1/2 in. L Heat-Treated Zinc Steel Hex Head Cap Screw, 100-PackHillman Grade 5 Hex Head Cap Screw, 3 8 in. x 1 1 2 in., 100 Pack Heavy duty hex head cap screws engineered from heat treated zinc plated steel for strong, wear resistant fastening. Grade 5 strength with partially threaded shank and washer face under the head delivers secure clamping in machinery, automotive, and structural applications. Key Features: Grade 5 Strength: Heat treated steel provides robust tensile strength for demanding projects

Hillman Grade 5 Hex Head Cap Screw, 3/8 in. x 1-1/2 in., 100-Pack

Heavy-duty hex head cap screws engineered from heat-treated zinc-plated steel for strong, wear-resistant fastening. Grade 5 strength with partially threaded shank and washer face under the head delivers secure clamping in machinery, automotive, and structural applications.


Key Features:

  • Grade 5 Strength: Heat-treated steel provides robust tensile strength for demanding projects
  • Corrosion-Resistant Finish: Zinc plating helps protect against rust and wear
  • Washer Face Head: Built-in washer face improves seal and load distribution under the head
  • Partially Threaded Shank: Coarse threads with an unthreaded section for precise alignment and strong clamping
  • Versatile Use: Ideal for use with a nut or tapped hole; tighten with a wrench or drill

Specifications Table:

Specification Details
Diameter 3/8 inch
Length 1-1/2 inch
Material Steel
Finish Heat Treated Zinc
Grade Grade 5
Head Type Hex head with washer face
Thread Type Coarse
Threading Partially threaded along shank
Number in Package 100
Packaging Type Boxed
Use For use with a nut or in a tapped hole; tighten with a wrench or drill
Package Height 3.5 in
Package Width 4.3 in
Package Length 4.3 in
Package Weight 5.6 lbs

Frequently Asked Questions (FAQ):

Q: Are these fully or partially threaded?
A: They are Grade 5 cap screws with a partially threaded shank and coarse thread.


Q: What size and length are the screws?
A: Each screw is 3/8 inch diameter and 1-1/2 inch length.


Q: Can these be used outdoors?
A: The zinc finish offers basic corrosion resistance, suitable for many indoor and light outdoor applications; for harsh environments, consider galvanized or stainless options.


Q: Do they have a built-in washer?
A: They feature a washer face under the hex head to improve sealing and load distribution.


Q: How many are in the box?
A: The package contains 100 screws.


Industrial polish that anchors the look

These hex cap screws bring a crisp, tailored hardware detail that feels both utilitarian and refined. The zinc sheen adds a subtle gleam, while the washer-faced head creates a clean, purposeful silhouette. Use them to unify exposed-joint furniture or workshop shelving for a cohesive, engineered aesthetic. A small detail with big impact—essential hardware for elevated, durable design.


Secure your projects with Grade 5 strength—add this 100-pack of Hillman 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:
  1. 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
SKU: 6791821376

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Mary Ackert
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★★★★★ 1
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Style: 4 Fl Oz (Pack of 1)
Terrible for normal/combo skin! I applied sunscreen to my clean, dry face – without moisturizer. After waiting 25 minutes, I checked to see if the product hadn’t absorbed into my skin. It remained on top of my skin in a shiny, slippery, greasy film that rubbed off onto anything it touched. It’s settled thickly into crevices and fine lines, especially in the folds of my eyelids. There was so much shine – not glow – on my skin that it created flashback when I took a picture. Somehow, the sunscreen made my skin appear both oily and dry at the same time! Many other reviewers said that they successfully put make up over this sunscreen, but I cannot imagine how this would be successful, unless the makeup finish was incredibly matte. It’s the worst experience I’ve ever had with any sunscreen!
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Reviewed in the United States on April 4, 2026
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Ledys giovana lopez guarin
Boise, US
★★★★★ 5
Textura de la piel
Me gusta su protector para la piel deja una textura sin grasa
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Reviewed in the United States on May 27, 2026
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Marlin Gonzalez
Belleville, US
★★★★★ 5
Bueno para prevenir manchas
Es el mejor protector que he comprado con este ya sería mi cuarta compra.. si usas su línea completa te garantizo que eliminarás esas manchas de tu cutis 100% recomendado y el producto es grade
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Reviewed in the United States on May 12, 2026
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Douglas Luis bustos muñoz
Port Orchard, US
★★★★★ 5
Buen servicio
Es un buen producto lo recomiendo y fue una excelente entrega
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Reviewed in the United States on May 23, 2026
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Nicoly Guimarães
Waukegan, US
★★★★★ 5
Very cheap
Really good
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