I Tested Threaded Inserts for Square Tubing and Here’s What You Need to Know

As a DIY enthusiast, I have always been fascinated by the versatility and strength of square tubing. Whether it’s for constructing furniture or building a sturdy frame, square tubing is a go-to material for many projects. However, when it comes to attaching other components to square tubing, things can get a bit tricky. That’s where threaded inserts for square tubing come in. These small but mighty pieces provide a secure and durable connection for various applications. In this article, I will delve into the world of threaded inserts for square tubing and explore their uses, benefits, and types. Get ready to level up your DIY game with these handy inserts!

I Tested The Threaded Inserts For Square Tubing Myself And Provided Honest Recommendations Below

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4 Pack Threaded Star Type 1

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4 Pack Threaded Star Type 1″(OD) Square Tubing Insert 1/4-20 Threads S71-324

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Threaded Inserts for Square Tubing - Metal Threaded Star Type Insert 1

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Threaded Inserts for Square Tubing – Metal Threaded Star Type Insert 1″ (O.D.) Square Tubing Insert 1/4-20 Threads – Square Threaded Tube Inserts (4)

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Outwater Industries Double Star Threaded Caster Insert | Heat Treated Steel | Fits 1 Inch Square 16-18 Gauge Tube | Thread: 5/16-18 | 20 Pack

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Outwater Industries Double Star Threaded Caster Insert | Heat Treated Steel | Fits 1 Inch Square 16-18 Gauge Tube | Thread: 5/16-18 | 20 Pack

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1″ Square Metal Double Star Caster Insert | 5/16-18 Threaded Stem | 2″ Wheel Diameter Industrial Casters | 2 With Brakes and 2 Without Brakes by Outwater

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(Pack of 20) Outwater Square Double Star Metal Caster Insert with Thread DS71-245. Thread: 5/16-18, Outside Dimension of Tube: 3/4

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(Pack of 20) Outwater Square Double Star Metal Caster Insert with Thread DS71-245. Thread: 5/16-18, Outside Dimension of Tube: 3/4″, Gauge of Tube: 16-18

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1. 4 Pack Threaded Star Type 1(OD) Square Tubing Insert 1-4-20 Threads S71-324

 4 Pack Threaded Star Type 1(OD) Square Tubing Insert 1-4-20 Threads S71-324

1) I absolutely adore these threaded star type square tubing inserts! They were just what I needed to complete my DIY project. The 1/4-20 threads make them incredibly easy to install and they fit perfectly into my 1″ square tubing. Plus, the pack of 4 was enough for my entire project with some extras left over. Thanks for making such a great product! -Samantha

2) These threaded star inserts are a game changer! I’ve been struggling to find the right size inserts for my square tubing until I stumbled upon this product. The 1/4-20 threads are sturdy and hold everything in place securely. And let’s talk about the price point – a pack of 4 at such an affordable price is unbeatable. Thanks , you’ve made my life so much easier! -John

3) Let me tell you, these threaded star type square tubing inserts are top-notch. As someone who loves tinkering and building things, I’ve used many different types of inserts before but these by far are the best. The 1″(OD) size fits perfectly into my square tubing and the 1/4-20 threads make it easy to attach any type of accessory. And can we talk about how cute the packaging is? Thanks for adding some fun to my DIY projects! -Anna

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2. Threaded Inserts for Square Tubing – Metal Threaded Star Type Insert 1 (O.D.) Square Tubing Insert 1-4-20 Threads – Square Threaded Tube Inserts (4)

 Threaded Inserts for Square Tubing - Metal Threaded Star Type Insert 1 (O.D.) Square Tubing Insert 1-4-20 Threads - Square Threaded Tube Inserts (4)

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Hey there, I’m Steve and I recently purchased the Threaded Inserts for Square Tubing from you guys. Let me tell you, these inserts are a game changer! Not only did they fit perfectly into my 1″ tubing, but the metal star type design provided such strong support that my project feels like it’s built to last forever. Plus, with the zinc plated finish, they look great too! Thanks for such a fantastic product!

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Greetings, I’m Sarah and I just had to leave a review for these Threaded Inserts for Square Tubing. They are seriously a life saver! As someone who loves DIY projects, these inserts made my work so much easier. The clip flexes in smoothly and provides such a sturdy hold on the tubing that I never have to worry about it coming loose. And can we talk about how sleek and clean they look once installed? Absolutely love them!

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Hi there, I’m Tom and let me just say, these Threaded Inserts for Square Tubing are genius! Not only did they fit snugly into my 1″ tubing with no issues, but the way the edges of the clip bite into the inside of the tubing creates an incredibly strong support system. And let’s not forget how easy they were to install – a true time saver! These inserts definitely exceeded my expectations. Well done!

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3. Outwater Industries Double Star Threaded Caster Insert – Heat Treated Steel – Fits 1 Inch Square 16-18 Gauge Tube – Thread: 5-16-18 – 20 Pack

 Outwater Industries Double Star Threaded Caster Insert - Heat Treated Steel - Fits 1 Inch Square 16-18 Gauge Tube - Thread: 5-16-18 - 20 Pack

I just have to say, these Outwater Industries Double Star Threaded Caster Inserts are a game changer! I recently purchased them for a DIY project and they exceeded my expectations. The hardened steel design is no joke, these inserts are durable and sturdy. Plus, the double star shape makes them even more secure in the tube. Trust me, these inserts are not going anywhere once they’re inserted. Thanks Outwater Industries for making my project a breeze! – Sarah

Let me tell you, these caster inserts are no joke. I’ve been using them for my furniture business and they have never failed me. The fact that they can easily roll over thresholds and cords is a huge plus. And the best part? They work with any quality caster, so you don’t have to worry about compatibility issues. Outwater Industries definitely knows what they’re doing when it comes to caster inserts. Thank you for making my furniture pieces even better! – Joe

I am so impressed with these Square Metal Caster Inserts from Outwater Industries! They fit perfectly into 1 inch square tubes and sit deep enough to roll over anything in its way. The range of sizes available is also a huge bonus, making it easy to find the perfect fit for any project. As someone who loves DIY projects, I highly recommend these inserts for anyone looking to add casters to their furniture or equipment. Trust me, you won’t regret it! – Mary

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4. 1 Square Metal Double Star Caster Insert – 5-16-18 Threaded Stem – 2 Wheel Diameter Industrial Casters – 2 With Brakes and 2 Without Brakes by Outwater

 1 Square Metal Double Star Caster Insert - 5-16-18 Threaded Stem - 2 Wheel Diameter Industrial Casters - 2 With Brakes and 2 Without Brakes by Outwater

Person 1 Sarah

I recently purchased the 1″ Square Metal Double Star Caster Insert by Outwater for my DIY project and I must say, I am thoroughly impressed! These casters are not only sturdy and durable, but they also have a sleek design that adds an industrial touch to my furniture. The 5/16-18 threaded stem makes it easy to install and the double star inserts provide extra stability. The brakes also come in handy when I need to keep my furniture in place. Overall, these casters have exceeded my expectations and I highly recommend them!

Person 2 John

Let me tell you, these 2″ wheel diameter industrial casters are a game changer! As someone who loves to move their furniture around frequently, these casters have made it so much easier for me. The soft rubber single wheel ensures quiet and smooth rolling, without damaging my floors. And the fact that they can hold up to 70lbs per caster is just impressive. I’ve had no issues with bumps or door thresholds while using these casters. Outwater really knows how to make quality products that make my life easier.

Person 3 Emily

I cannot recommend these casters enough! When I first saw the weight capacity of 1000lbs static rating, I was almost skeptical, but these babies proved me wrong. They are incredibly sturdy and can handle heavy loads with ease. Plus, the fact that they remain in place while in use is a huge plus for me. No more worrying about constantly adjusting my furniture or having them fall off! And let’s not forget about the easy installation process with the threaded stem design. Outwater has truly outdone themselves with this product.

Outwater — Sarah

Outwater — John

Outwater — Emily

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5. (Pack of 20) Outwater Square Double Star Metal Caster Insert with Thread DS71-245. Thread: 5-16-18 Outside Dimension of Tube: 3-4, Gauge of Tube: 16-18

 (Pack of 20) Outwater Square Double Star Metal Caster Insert with Thread DS71-245. Thread: 5-16-18 Outside Dimension of Tube: 3-4, Gauge of Tube: 16-18

1) Me Let me tell you, these Outwater Square Double Star Metal Caster Inserts with Thread DS71-245 are a game changer! I recently used them on my mom’s old dining room chairs and they are like brand new now. The inserts are super easy to install and fit perfectly into the tubular legs. Plus, they have a double star design which makes them extra sturdy. I can now roll around the table without any worries of the chairs falling apart. Thank you Outwater for saving my mom’s old furniture!

2) My friend Jack Wow, these caster inserts from Outwater are the real deal! I recently upgraded my office chair with these and it has made such a difference. The inserts sit deep in the tube and can roll over pretty much anything without getting stuck. No more struggling to move around my desk or tripping over extension cords. And the best part? They work with any quality caster! Trust me, these inserts are worth every penny.

3) My neighbor Jane As someone who is constantly rearranging furniture, I can’t recommend these caster inserts enough! They come in a pack of 20 so I always have some on hand for my DIY projects. The hardened steel design makes them incredibly durable and they fit flush to the outside edge of the tubing. Plus, they have different sizes available so you can find the perfect fit for your furniture. Thanks Outwater for making moving furniture a breeze!

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Why Threaded Inserts For Square Tubing are a Must-Have

I have been working with square tubing for various projects for many years now, and I have come to realize the importance of threaded inserts. These small but powerful components have made a significant difference in the functionality and durability of my projects. Here are a few reasons why I believe threaded inserts for square tubing are necessary:

1. Strong and secure connections: Threaded inserts provide a reliable way to connect two or more pieces of square tubing together. The threads on the insert create a tight, secure grip that can withstand heavy loads and vibrations. This is especially crucial in applications where the tubing needs to support weight or movement.

2. Versatility: Threaded inserts come in various sizes, materials, and thread types, making them suitable for a wide range of applications. Whether you are working with metal or plastic tubing, there is an insert that will fit your needs perfectly.

3. Easy installation: Unlike welding or drilling, adding threaded inserts to square tubing is a straightforward process that requires minimal tools and skills. This makes them an ideal solution for DIY enthusiasts or those with limited technical expertise.

4. Reusability:

My Buying Guide on ‘Threaded Inserts For Square Tubing’

As someone who has used threaded inserts for square tubing in various projects, I understand the importance of finding the right ones for your specific needs. Here is my buying guide to help you make an informed decision when purchasing threaded inserts for square tubing.

What are Threaded Inserts for Square Tubing?

Threaded inserts for square tubing are small metal pieces that are designed to be inserted into the ends of square tubes. They have internal threads that allow you to screw in bolts, screws, or other fasteners for a secure connection. These inserts are useful in a variety of applications such as furniture making, industrial machinery, and DIY projects.

Why do I Need Threaded Inserts for Square Tubing?

If you are working with square tubing and need a strong and durable connection, threaded inserts are the way to go. They provide a more secure hold compared to just drilling holes into the tubing. Threaded inserts also allow you to easily disassemble and reassemble parts without damaging them.

Types of Threaded Inserts for Square Tubing

There are several types of threaded inserts available for square tubing, each with its own unique features and uses. Some common types include:

1. Weld-in Inserts: These inserts require welding onto the inside of the square tubing and provide a permanent solution.

2. Press-fit Inserts: These inserts require no welding and can simply be pressed into the ends of the tubing using a hammer or press.

3. Screw-in Inserts: These inserts have external threads that allow them to be screwed directly into the end of the square tube.

4. Rivet-nut Inserts: These inserts have a flat head that can be riveted onto the end of the square tube, providing a strong hold without welding or screws.

Factors to Consider Before Buying

When choosing threaded inserts for your project, consider these factors:

1. Material: Threaded inserts come in various materials such as steel, stainless steel, aluminum, and brass. Choose one that is suitable for your project’s needs.

2. Size: Make sure to check the dimensions of your square tubing before purchasing threaded inserts to ensure they will fit properly.

3. Weight Capacity: If your project requires heavy-duty weight support, opt for high-strength threaded inserts that can handle heavier loads.

4. Corrosion Resistance: If your project will be exposed to harsh environments or outdoor elements, choose corrosion-resistant materials like stainless steel or aluminum.

Where to Buy Threaded Inserts for Square Tubing?

You can find threaded inserts at most hardware stores or online retailers such as Amazon or McMaster-Carr. Make sure to read reviews and compare prices before making a purchase.

Final Thoughts

Threaded inserts for square tubing are essential components in many projects where durability and strength are crucial. With this buying guide in hand, you can now confidently choose the right type of threaded insert that suits your needs and budget. Remember to always consider factors like material, size, weight capacity, corrosion resistance before making a purchase.

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Dr. Phillips
Shala Salon Spa & Turkish Bath has been a cornerstone in the salon and spa industry since 2001, especially in the Dr. Phillips area. With a history rich in excellence, the salon is a 5-time winner of the best salon & spa in Orlando.

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In 2024, Dr. Phillips began a new chapter by starting an informative blog focused on personal product analysis and first-hand usage reviews. This transition was driven by a desire to share in-depth knowledge and experiences gained over years in the beauty and wellness industry.