SKU: 34382305376

Hillman 3/8-16 in. Diameter x 5 in. Length Steel Hex Head Cap Screw, 25-Pack

Sale price$67.49 Regular price$74.99
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Description

Hillman 3/8-16 in. Diameter x 5 in. Length Steel Hex Head Cap Screw, 25-PackHillman 3 8 16 x 5 in. Steel Hex Cap Screws (25 Pack) Durable steel hex head cap screws engineered for high torque fastening in tapped holes or with a nut. Coarse 3 8 16 threads and a washer face under the head deliver secure clamping and a reliable seal for general construction and maintenance. Key Features: High Torque Hex Head: Hex cap head with machine threads for strong tightening with a wrench or drill Secure Seating: Washer face under the head

Hillman 3/8-16 x 5 in. Steel Hex Cap Screws (25-Pack)

Durable steel hex head cap screws engineered for high-torque fastening in tapped holes or with a nut. Coarse 3/8-16 threads and a washer face under the head deliver secure clamping and a reliable seal for general construction and maintenance.


Key Features:

  • High-Torque Hex Head: Hex cap head with machine threads for strong tightening with a wrench or drill
  • Secure Seating: Washer face under the head improves seal and load distribution
  • Coarse Thread Performance: 3/8-16 coarse threads for versatile, dependable fastening
  • Partially Threaded Shank: USS-style partial threading adds strength where shear resistance matters
  • Bulk Value: 25-piece boxed pack for jobsite or shop replenishment

Specifications Table:

Specification Details
Brand Name Hillman
Diameter / Thread 3/8-16
Length 5 inch
Material Steel
Thread Type Coarse
Head Type Hex cap
Shank Partially threaded (USS)
Number in Package 25 pack
Packaging Type Boxed
Unit of Measurement Inch
Use For use with a nut or in a tapped hole; tighten with wrench or drill

Frequently Asked Questions (FAQ):

Q: What tools are needed to install these screws?
A: Tighten using a wrench or a drill with the appropriate hex socket; use with a nut or in a tapped hole.


Q: Are these fully threaded?
A: No, they are partially threaded along the shank (USS style) with coarse 3/8-16 threads.


Q: Can these be used outdoors?
A: They are steel; use where steel is suitable. For enhanced corrosion resistance, select stainless or coated fasteners as needed.


Q: What is included in the package?
A: A boxed pack of 25 hex head cap screws, 3/8-16 diameter by 5 inches length.


Q: What is the measurement standard?
A: Dimensions are in inches with 3/8-16 coarse thread.


Industrial Polish, Purposeful Strength

These hex cap screws bring a refined, utilitarian elegance to custom builds, anchoring hardware with quiet confidence. The crisp hex head and elongated shank offer a tailored silhouette that feels intentional and clean. Pair them with brushed steel brackets or exposed timber for a balanced, modern composition. A staple of luxurious, well-crafted spaces, they are the understated heroes of enduring design.


Equip your project with dependable, high‑torque fastening—add this Hillman 25‑pack 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: 34382305376

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christine Ross
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Great paper!
Size: 1 Ream | 500 Sheets, Style: Letter (8.5x11)
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This is my favorite copy paper. Sturdy, great copier color quality, and excellent value for the money. I also use it for painting, with markers as it does not bleed.
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Amazon Customer
Massapequa, US
★★★★★ 5
Machine works perfectly.
Color: Lavender, Size: 15"x15" 8 in 1
The machine is great, but I noticed that people that purchased the 8 in 1 as I did received stencils for cups, T- shirts, and caps with theirs and I did not receive any; apparently they were to be included and was not, can you help with is?
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Marc K Jean-Lubin
Massapequa, US
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Easy to use
Color: Green, Size: 15"x15" 8 in 1
Would a great product
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Maria ruiz
Natrona Heights, US
★★★★★ 5
Calienta de manera uniforme
Color: Lavender, Size: 15"x15" 8 in 1
Estoy muy satisfecha con esta máquina de calor. Calienta de manera uniforme y mantiene bien la temperatura, lo que ayuda a que los diseños queden con buen acabado. Ha sido fácil de usar incluso para alguien que está comenzando en el mundo de la sublimación y personalización. La he usado para diferentes proyectos y los resultados han sido muy buenos. También me gustó que es resistente y no ocupa demasiado espacio. La recomiendo para personas que quieren iniciar un emprendimiento o ampliar sus trabajos personalizados.
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Reviewed in the United States on May 26, 2026

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