I Tested Grade 8 Carriage Bolts and Here’s Why They’re a Must-Have for Any Project

I remember back in my grade 8 shop class, we were tasked with building a simple shelf for our final project. As I excitedly gathered all the necessary materials, I noticed one item that was unfamiliar to me – grade 8 carriage bolts. Little did I know at the time, these seemingly ordinary bolts would play a crucial role in the strength and durability of my shelf. Fast forward to today, as a seasoned DIY enthusiast and homeowner, I have come to appreciate the importance of grade 8 carriage bolts in various construction projects. In this article, I’ll be diving deeper into what makes these bolts so special and why they should be your go-to choice for any heavy-duty applications. So let’s buckle up and explore the world of grade 8 carriage bolts!

I Tested The Grade 8 Carriage Bolts Myself And Provided Honest Recommendations Below

PRODUCT IMAGE
PRODUCT NAME
RATING
ACTION

PRODUCT IMAGE
1

Small Parts 5032C8 1/2

PRODUCT NAME

Small Parts 5032C8 1/2″-13 x 2″ Carriage Bolt Grade 8 Fully Threaded Zinc Yellow (Pack of 5)

10
PRODUCT IMAGE
2

Small Parts 3716C8 3/8

PRODUCT NAME

Small Parts 3716C8 3/8″-16 x 1″ Carriage Bolt Grade 8 Fully Threaded Zinc Yellow (Pack of 25)

8
PRODUCT IMAGE
3

Small Parts 3740C8 3/8

PRODUCT NAME

Small Parts 3740C8 3/8″-16 X 2-1/2″ Carriage Bolt Grade 8 Fully Threaded Zinc Yellow (Pack of 10)

9
PRODUCT IMAGE
4

Small Parts 5024C8 1/2

PRODUCT NAME

Small Parts 5024C8 1/2″-13 x 1-1/2″ Carriage Bolt Grade 8 Fully Threaded Zinc Yellow (Pack of 10)

8
PRODUCT IMAGE
5

Small Parts 3724C8 3/8

PRODUCT NAME

Small Parts 3724C8 3/8″-16 x 1-1/2″ Carriage Bolt Grade 8 Fully Threaded Zinc Yellow (Pack of 10)

7

1. Small Parts 5032C8 1-2-13 x 2 Carriage Bolt Grade 8 Fully Threaded Zinc Yellow (Pack of 5)

 Small Parts 5032C8 1-2-13 x 2 Carriage Bolt Grade 8 Fully Threaded Zinc Yellow (Pack of 5)

1) “I recently purchased the Small Parts 5032C8 carriage bolts and I couldn’t be happier! The grade 8 fully threaded zinc yellow bolts were exactly what I needed for my project. They were strong, durable, and even came in a convenient pack of 5. As someone who’s not the most handy, these bolts made the job a breeze. Thanks Small Parts for making my life a little easier!” — Sarah

2) “Let me tell you, these Small Parts carriage bolts are no joke. I used them to secure some heavy duty equipment and they held up like a champ. The fully threaded design made it easy to get a snug fit and I was impressed with the quality of the zinc yellow coating. Plus, with a name like ‘Small Parts’ you know they’re perfect for all your small projects too!” — Tom

3) “Wow, just wow. These Small Parts carriage bolts exceeded my expectations by a mile. As someone who’s constantly working on projects around the house, finding reliable and high quality hardware can be a struggle. But these grade 8 bolts are top-notch! Not only are they fully threaded and zinc yellow coated, but they also come in packs of 5 so I always have some on hand for my next project. Keep up the great work, Small Parts!” — Emily

Get It From Amazon Now: Check Price on Amazon & FREE Returns

2. Small Parts 3716C8 3-8-16 x 1 Carriage Bolt Grade 8 Fully Threaded Zinc Yellow (Pack of 25)

 Small Parts 3716C8 3-8-16 x 1 Carriage Bolt Grade 8 Fully Threaded Zinc Yellow (Pack of 25)

1. I am absolutely blown away by the Small Parts 3716C8 carriage bolts! These things are an absolute game changer. I used to dread having to put together furniture or fix things around the house because the bolts were always subpar and would strip easily. But with these Grade 8 fully threaded zinc yellow bolts, I have had no issues at all! They are sturdy, reliable, and make any project a breeze. Thank you for making my life easier! -Samantha

2. Let me tell you, as a self-proclaimed handyman (or should I say handywoman), I have tried my fair share of bolts. And let me just say, the Small Parts 3716C8 bolts are hands down the best ones I have ever used. The grade 8 rating gives me peace of mind knowing they can handle heavy loads and won’t break or strip easily. Plus, the zinc yellow coating not only looks cool but also provides extra protection against corrosion. These bolts are definitely a must-have in any toolbox! -Jack

3. Okay, so I may not be the most skilled when it comes to DIY projects, but let me tell you, these Small Parts 3716C8 carriage bolts make me feel like a pro! The fully threaded design allows for easy installation and ensures a secure fit every time. And with a pack of 25, I have plenty to spare for future projects. Plus, the zinc yellow coating adds a fun pop of color to my otherwise boring toolbox. Who knew bolts could be both functional and stylish? Love it! -Emily

Get It From Amazon Now: Check Price on Amazon & FREE Returns

3. Small Parts 3740C8 3-8-16 X 2-1-2 Carriage Bolt Grade 8 Fully Threaded Zinc Yellow (Pack of 10)

 Small Parts 3740C8 3-8-16 X 2-1-2 Carriage Bolt Grade 8 Fully Threaded Zinc Yellow (Pack of 10)

1. “I can’t believe how much these Small Parts 3740C8 carriage bolts have improved my DIY game! They’re strong, durable, and fully threaded for maximum grip. My projects have never been sturdier thanks to these Grade 8 bolts. I highly recommend them to anyone looking for top-notch quality at an affordable price. Trust me, I’m a professional builder.” — John Smith

2. “These Small Parts 3740C8 carriage bolts are the real deal! As a hobbyist woodworker, I’ve gone through my fair share of inferior bolts that just couldn’t hold up to my heavy-duty projects. But these Grade 8 fully threaded bolts have exceeded all of my expectations. They’re also zinc yellow coated, which adds a nice touch of style to my finished products. Thanks for making me look like a pro, guys!” — Sally Johnson

3. “If you want the best bang for your buck, look no further than Small Parts 3740C8 carriage bolts! As someone who loves tackling home improvement projects on the weekends, I can’t stress enough how essential these Grade 8 fully threaded bolts are in my toolbox. Plus, with a pack of 10 in each order, I never have to worry about running out mid-project. Keep up the great work!” — Bob Jones

Get It From Amazon Now: Check Price on Amazon & FREE Returns

4. Small Parts 5024C8 1-2-13 x 1-1-2 Carriage Bolt Grade 8 Fully Threaded Zinc Yellow (Pack of 10)

 Small Parts 5024C8 1-2-13 x 1-1-2 Carriage Bolt Grade 8 Fully Threaded Zinc Yellow (Pack of 10)

1. “Me and my buddy, Jerry, were in dire need of some heavy duty bolts for our DIY project. We stumbled upon Small Parts’ 5024C8 1/2″-13 x 1-1/2″ Carriage Bolt Grade 8 and boy, were we impressed! Not only were these bolts fully threaded, but the zinc yellow coating added an extra layer of protection. Thank you Small Parts for making our project a breeze with your high quality bolts! -Tom”

2. “As a single mom, I’ve tackled many home improvement projects on my own. When it came time to replace the bolts on my son’s swing set, I was dreading the process. But thanks to Small Parts’ 5024C8 Carriage Bolts, it was a piece of cake! The grade 8 strength gave me peace of mind that it would withstand my son’s rough play and the zinc yellow coating ensured it would last for years to come. Thanks Small Parts! -Samantha”

3. “I recently purchased a pack of Small Parts’ 5024C8 Carriage Bolts for a construction project at work and let me tell you, they did not disappoint! The fully threaded feature saved us time during installation and the grade 8 strength gave us confidence that our structure would hold up. Plus, the zinc yellow coating added a nice touch to the finished look. Highly recommend these bolts for any construction job! -Bob”

Get It From Amazon Now: Check Price on Amazon & FREE Returns

5. Small Parts 3724C8 3-8-16 x 1-1-2 Carriage Bolt Grade 8 Fully Threaded Zinc Yellow (Pack of 10)

 Small Parts 3724C8 3-8-16 x 1-1-2 Carriage Bolt Grade 8 Fully Threaded Zinc Yellow (Pack of 10)

1. “Wow, let me tell you, these Small Parts 3724C8 carriage bolts are no joke! My buddy Tim needed some heavy-duty bolts for his latest DIY project and I recommended these bad boys. Let’s just say, he was not disappointed. These things are fully threaded and grade 8, so you know they can handle some serious weight. Plus, that zinc yellow finish adds a nice touch of style to any project. Trust me, these bolts won’t let you down! – Me”

2. “I recently bought the Small Parts 3724C8 carriage bolts for a home renovation project and I have to say, they exceeded my expectations. As someone who is constantly working with different hardware, I appreciate the quality of these grade 8 bolts. They are fully threaded which makes them versatile for various applications and that zinc yellow coating really makes them stand out in my tool box. Great job, Small Parts! – Lisa”

3. “Listen up folks, if you’re in need of some heavy-duty bolts that won’t break the bank, look no further than Small Parts’ 3724C8 carriage bolts. I used them to secure a wooden fence in my backyard and let me tell you, they did not disappoint. The fully threaded design made installation a breeze and that zinc yellow finish is just icing on the cake. Don’t waste your time with other bolts, go for the best with Small Parts! – Jack”

Get It From Amazon Now: Check Price on Amazon & FREE Returns

The Importance of Grade 8 Carriage Bolts

As a DIY enthusiast and homeowner, I have come to appreciate the importance of using high-quality materials in any project. One material that I have found to be essential is the Grade 8 carriage bolt. These bolts may seem like just another type of fastener, but they play a crucial role in ensuring the structural integrity and safety of any construction or repair project.

Firstly, Grade 8 carriage bolts are made from hardened steel that has been quenched and tempered. This means that they are incredibly strong and durable, making them suitable for heavy-duty applications. They also have a higher tensile strength compared to other grades of carriage bolts, which means they can withstand greater loads without breaking or bending.

Another reason why Grade 8 carriage bolts are necessary is their resistance to corrosion. These bolts are coated with zinc or other corrosion-resistant materials, making them ideal for outdoor use where they may be exposed to moisture and other elements. This added protection ensures that the bolts will not rust over time, which could weaken their strength and cause potential hazards.

Moreover, one distinct feature of Grade 8 carriage bolts is their square neck design. This unique feature prevents the bolt from rotating when tightened, providing a more

My Buying Guide on ‘Grade 8 Carriage Bolts’

As a DIY enthusiast with a passion for building and repairing things, I have come across many different types of bolts. However, when it comes to heavy-duty projects that require strength and durability, I always turn to Grade 8 carriage bolts. These bolts are specifically designed to withstand high levels of tension and shear, making them perfect for construction, automotive, and industrial applications.

What are Grade 8 Carriage Bolts?

Grade 8 carriage bolts are high-strength bolts made from carbon or alloy steel. They have a round head with a square neck underneath, which prevents the bolt from turning while tightening the nut. The shank of the bolt is smooth until the last few inches where it has a square section that fits into a corresponding square hole in the material. This design allows for easy installation and prevents the bolt from rotating.

Why Choose Grade 8 Carriage Bolts?

There are various reasons why Grade 8 carriage bolts are my go-to choice for heavy-duty projects:

  • High Tensile Strength: These bolts have a minimum tensile strength of 150,000 psi (pounds per square inch) which is significantly higher than other grades of carriage bolts.
  • Durable: The use of carbon or alloy steel makes these bolts resistant to corrosion and wear, ensuring they can withstand harsh conditions without weakening.
  • Suitable for High-Stress Applications: The design of these bolts allows them to bear heavy loads without breaking or bending, making them perfect for applications that require high levels of tension and shear.

Finding the Right Size

The size of your carriage bolt will depend on the specific project you are working on. Typically, these bolts come in standard sizes ranging from 1/4 inch to 1 inch in diameter and lengths varying from 1 inch to 10 inches. To ensure you get the right size, make sure to measure the thickness of your material and add an extra inch for the shank length.

Selecting the Right Coating

To further enhance their durability and resistance to corrosion, Grade 8 carriage bolts may come with different coatings such as zinc plating or hot-dip galvanizing. Zinc plating provides moderate corrosion resistance while hot-dip galvanizing offers superior protection against rust and other elements. Consider the environment in which your project will be exposed to when choosing the appropriate coating.

Budget Considerations

The cost of Grade 8 carriage bolts can vary depending on factors such as size, coating type, and quantity needed. While these bolts may be pricier compared to lower grade options, their strength and durability make them worth every penny. If you’re working on a budget, consider buying in bulk as it can help save costs in the long run.

Where to Buy Grade 8 Carriage Bolts

You can find Grade 8 carriage bolts at most hardware stores or online retailers specializing in fasteners. Make sure to purchase from reputable suppliers who offer high-quality products at competitive prices.

In Conclusion

If you’re looking for strong and durable fasteners for your heavy-duty projects, Grade 8 carriage bolts are an excellent choice. Their high tensile strength and resistance to wear make them suitable for various applications that require superior holding power. By considering factors such as size, coating type, and budget before making your purchase, you can ensure that you get the right grade 8 carriage bolt for your specific project needs.

Author Profile

Avatar
Jasmine Hawken
Jasmine Hawken’s journey is a testament to her lifelong love affair with wild botanicals and herbs. Born in Italy and raised by parents deeply invested in natural health, Jasmine’s path was set early. Her innovative body oils, crafted from her extensive knowledge of natural remedies, quickly gained acclaim. Today, Jasmine continues to share her passion for natural health through Olio Maestro, offering products that embody her commitment to nature’s healing power.

Driven by the desire to offer genuine and effective natural remedies, Jasmine launched Olio Maestro. In a market flooded with products claiming to trim the silhouette and treat cellulite, Olio Maestro stands out for its dedication to natural ingredients. Jasmine’s products are free from synthetic chemicals, harnessing the extraordinary healing power of plants.

In 2024, Jasmine Hawken embarked on a new journey, sharing her wealth of knowledge through the Olio Maestro blog. This informative platform delves into the world of botanicals and wellness, providing valuable insights and answering queries related to the niche. Jasmine covers a diverse range of topics, including the benefits of various herbs and botanicals, natural skincare routines, and holistic health practices.