Hillman 3/8 in. Diameter x 1-1/2 in. Length Grade 8 Heat-Treated Steel Hex Head Cap Screw, 100-Pack
SKU: 85061254002

Hillman 3/8 in. Diameter x 1-1/2 in. Length Grade 8 Heat-Treated Steel Hex Head Cap Screw, 100-Pack

Sale price$55.79 Regular price$61.99
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Description

Hillman 3/8 in. Diameter x 1-1/2 in. Length Grade 8 Heat-Treated Steel Hex Head Cap Screw, 100-PackHillman Grade 8 Hex Head Cap Screws, 3 8 in. x 1 1 2 in., 100 Pack Heavy duty Grade 8 hex head cap screws designed for high stress assemblies. Made from heat treated steel with a yellow dichromate finish, they provide superior strength and wear resistance for machinery, automotive, and structural projects. Key Features: Grade 8 Strength: Heat treated steel for high tensile performance in demanding applications Durable Finish: Yellow dichromate coating

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

Heavy-duty Grade 8 hex head cap screws designed for high-stress assemblies. Made from heat-treated steel with a yellow dichromate finish, they provide superior strength and wear resistance for machinery, automotive, and structural projects.


Key Features:

  • Grade 8 Strength: Heat-treated steel for high tensile performance in demanding applications
  • Durable Finish: Yellow dichromate coating enhances corrosion and wear resistance
  • Secure Seating: Washer face under head provides better load distribution and seal
  • Coarse Thread: Partially threaded shank for strong holding power and faster installation
  • Bulk Pack: 100 screws per box for efficient jobsite stocking

Specifications Table:

Specification Details
Brand Hillman
Diameter 3/8 inch
Length 1-1/2 inch
Material Steel
Grade Grade 8
Finish Yellow dichromate; heat-treated
Head Type Hex head with washer face
Thread Type Coarse
Threading Partially threaded shank
Number in Package 100 pack
Packaging Type Boxed
Use For use with a nut or in a tapped hole; tighten with wrench or drill
Category Hex Bolts
Package Dimensions (L x W x H) 4.3 in x 4.3 in x 3.5 in
Package Weight 5.8 lbs

Frequently Asked Questions (FAQ):

Q: What size are these screws?
A: They are 3/8 in. diameter by 1-1/2 in. length with a coarse thread.


Q: Are they fully threaded?
A: No. They are Grade 8 cap screws that are partially threaded along the shank.


Q: What tools do I need to install them?
A: Tighten with a wrench or compatible socket; can also be driven with a drill and socket adapter.


Q: Will these resist corrosion?
A: The yellow dichromate finish provides enhanced wear and corrosion resistance compared to plain steel.


Q: How many come in a package?
A: 100 screws are included per boxed package.


Industrial Strength with a Polished Edge

These Grade 8 cap screws bring a refined, engineered clarity to any build—sleek, strong, and purposefully detailed. The faceted hex head and yellow dichromate sheen add a subtle, architectural accent while delivering uncompromising performance. Style them with matte black brackets or raw steel for a modern workshop aesthetic. It’s the quiet hardware that underpins luxurious, lasting design.


Equip your next build with Grade 8 confidence—add this 100-pack of Hillman hex head 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: 85061254002

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★★★★★ 5
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Used plenty of plug kits. This screw-in type is faster, cleaner, and no arm workout. Large size seals a real nail hole tight. Trunk ready.
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Reviewed in the United States on May 10, 2026
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★★★★★ 5
Easy even for a rookie
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First time using tire plugs. Super simple. The glue and screw design held air for weeks.
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Reviewed in the United States on May 10, 2026
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Anthony Mason
Massapequa, US
★★★★★ 5
Works like a charm
Size: 21pcs, Size: 21pcs
Fixed a nail hole in 3 minutes. No jack, no spare. Screwed right in.
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Reviewed in the United States on May 10, 2026
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★★★★★ 5
Works great
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This AUTOWN 47PCS Tire Repair Rubber Nail Kit - Complete Screw Plug Kit with Glue, Fast Fix for Flat Tires on Car, Truck, Motorcycle, SUV & More set is nice. Works as it should. Easy to use. Nice sizes. No leakage. Seems durable. Nice look. Good value
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Reviewed in the United States on May 28, 2026
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Verified Purchase
Sean Custer
Boise, US
★★★★★ 5
Great little kit great price
Color: Vivid Orange1, Size: 16pcs
Excellent product worked fantastic very easy to use
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Reviewed in the United States on May 20, 2026

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