Hillman 1/2 in. Dia x 3 in. L Heat Treated Zinc Steel Hex Head Cap Screw, 50-Pack
SKU: 56996663821

Hillman 1/2 in. Dia x 3 in. L Heat Treated Zinc Steel Hex Head Cap Screw, 50-Pack

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Description

Hillman 1/2 in. Dia x 3 in. L Heat Treated Zinc Steel Hex Head Cap Screw, 50-PackHillman 1 2" x 3" Grade 8 Hex Head Cap Screws (50 Pack) Heavy duty hex head cap screws made from heat treated zinc coated steel for high strength fastening. The 1 2 inch diameter by 3 inch length bolts are ideal for automotive, machinery, and structural applications where reliable clamping force is essential. Key Features: High Strength Grade 8: Heat treated steel delivers superior tensile strength for demanding applications Corrosion Resistant

Hillman 1/2" x 3" Grade 8 Hex Head Cap Screws (50-Pack)

Heavy-duty hex head cap screws made from heat-treated zinc-coated steel for high-strength fastening. The 1/2-inch diameter by 3-inch length bolts are ideal for automotive, machinery, and structural applications where reliable clamping force is essential.


Key Features:

  • High Strength Grade 8: Heat-treated steel delivers superior tensile strength for demanding applications
  • Corrosion-Resistant Finish: Zinc/yellow dichromate coating helps protect against rust
  • Precise Hex Head: Designed for secure wrench grip and consistent torque application
  • Coarse Thread: Optimized for quick installation and strong hold in compatible nuts/tapped holes
  • Bulk Value Pack: 50 screws to tackle larger projects and ensure you have spares on hand

Specifications Table:

Specification Details
Hardware screw type Hex Cap
Finish Heat Treated; Zinc/Yellow Dichromate
Material Steel
Diameter 1/2 in
Length 3 in
Thread Type Coarse
Grade Grade 8
Head Diameter 0.58 in
Color Yellow
Threaded Yes
Units Inch
Count 50 per pack

Frequently Asked Questions (FAQ):

Q: What thread type do these screws use?
A: They feature coarse threads suitable for standard Grade 8 hex cap screw applications.


Q: Are these suitable for outdoor use?
A: The zinc/yellow dichromate finish offers corrosion resistance; for highly corrosive environments, consider stainless or additional protective measures.


Q: What tools are needed for installation?
A: Use a compatible wrench or socket sized for the 1/2-inch hex head to tighten to the required torque.


Q: Can these be used in automotive applications?
A: Yes—Grade 8, heat-treated steel makes them appropriate for many automotive and machinery uses when the size and thread match specifications.


Q: How many screws are included?
A: This pack contains 50 screws.


Industrial Strength with a Refined Finish

These Grade 8 hex cap screws bring a sleek, warm zinc dichromate glow to utilitarian hardware, elevating the craft of assembly. The crisp hex profile becomes a subtle design statement while delivering uncompromising strength. Style them in exposed mechanical joints for an industrial-chic detail that feels intentional and polished. Consider them essential hardware—where performance and aesthetic restraint meet luxurious functionality.


Upgrade your project with high-strength, corrosion-resistant fasteners—add this 50-pack to your cart today.

Shipping Notes
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Exchange/Return Notes
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SKU: 56996663821

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A
Verified Purchase
Annran
Draper, US
★★★★★ 5
Perfect reference guide
Format: Paperback
I bought this book to supplement my lessons with an AMGA guide to learn how to set up toprope climbs. I used it many times to practice and reinforce everything I learned. It is really well written and my favorite book in terms of the knowledge contained within. As common sense would dictate this is not a book to teach your how to toprope...it is a reference to what you have learned?
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Reviewed in the United States on May 24, 2015
J
Verified Purchase
Joel Schopp
Dallas, US
★★★★★ 4
Essential To Read Before the Class
Format: Paperback
This book provides a good overview of what you'll need to know for your AMGA Single Pitch Instructor (SPI) course and assessment. If you plan to take that course this book is a no-brainer. You just have to buy it and read it. There are a few shortcomings: * The photos of how to tie the knots skip a lot and it is impossible to learn the knots from the book. * The photos of what not to do should be clearly labeled with a red cross bar or WRONG overlay on the photo. If you flip causally through the book and look at the photos some very wrong stuff is there and you have to read the text to know that it is not recommended. * The religious debate on anchor systems rages on. Should you set up a Joshua Tree System with Tether or a Backside System? I realize the AMGA doesn't want to pick sides and will say either is acceptable, but the book doesn't even try to discuss the advantages and disadvantages of various anchor systems.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 30, 2015
D
Verified Purchase
DadTest
Boise, US
★★★★★ 5
Detailed. Complete. Well done
Format: Paperback
I’m learning rock climbing with the Boy Scouts and this book is a great addition to the training I’m receiving. Explanations are clear and eaay to follow through
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Reviewed in the United States on May 18, 2018
T
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Travis VanOverbeke
Pawtucket, US
★★★★★ 5
over all good book, quality pictures
Format: Paperback
this book will get you ready for the course, but there is a lot to learn outside of the book as well. Training and time is the only way to become truly proficient at the skills out lined in this book. over all good book, quality pictures.
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Reviewed in the United States on November 7, 2017
W
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Westley Shaffer
Grantham, US
★★★★★ 5
Great way to prepare
Format: Paperback
Excellent way to prepare for the AMGA SPI course and exam. Buy it early and start to practice.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 19, 2020

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