Best Carbon Steel Nut Inserts of 2025

Corey Phillips Avatar
Corey Phillips
Last Updated: 1 Feb 2025

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Carbon steel nut inserts are small but essential components used in a range of industries, from automotive to aerospace. These inserts are designed to provide a reliable and secure way to join two or more materials together, such as metal or plastic. They are made from high-quality carbon steel, which offers excellent strength and durability, as well as resistance to corrosion and wear. With their threaded design, these nut inserts can be easily installed using a simple tool, making them a cost-effective and efficient solution for a wide range of applications.

At a Glance: Our Top Picks

GLARKS 97Pcs Threaded Inserts for Wood Furniture Cover #TOP 1
GLARKS 97Pcs Threaded Inserts for Wood Furniture
ftb score rating icon 9.9
Qrity 20PCS Hex Drive Threaded Inserts Cover #TOP 2
Qrity 20PCS Hex Drive Threaded Inserts
ftb score rating icon 9.8
20Pcs Jeboler M6 Threaded Inserts for Wood Cover #TOP 3
20Pcs Jeboler M6 Threaded Inserts for Wood
ftb score rating icon 9.6

Top 10 Carbon Steel Nut Inserts

#TOP 1

GLARKS 97Pcs Threaded Inserts for Wood Furniture

G-2519
Assorted
GLARKS 97Pcs Threaded Inserts for Wood Furniture Cover
Glarks 97Pcs M6 M8 M10 Threaded Inserts Nuts Zinc Plated Carbon Steel Hex Socket Drive Furniture Flanged Screw-in Nut with M6 Hex Wrench for Wood Furniture Screw

The GLARKS Threaded Inserts are a versatile kit that includes 97 assorted threaded insert nuts in various sizes, catering to all your wood furniture needs. Made from high-quality carbon steel with a zinc plating, these inserts ensure excellent durability and resistance to wear and rust. The thoughtful design features standard hexagon socket heads for easy installation, providing a stable structure for your projects. Additionally, with their unique flange thread texture, you can trust that these inserts will securely hold in place, preventing any unwanted movement.

What We Like
High-quality carbon steel construction
Easy installation with hex wrench
Secure holding power
Suitable for various wood types
#TOP 2

Qrity 20PCS Hex Drive Threaded Inserts

NWYLM01-M5*10
M5 x 10
Qrity 20PCS Hex Drive Threaded Inserts Cover
Qrity 20PCS Threaded Inserts Nuts, Hex Drive Head Nuts, Threaded Inserts for Wood, Hex Socket Drive, Zinc Plated Carbon Steel, M5x10mm Insert Nut

The Qrity Hex Drive Nuts are crafted from high-quality zinc plated carbon steel, ensuring strength and resistance to corrosion. This durability not only enhances their aesthetic appeal but also extends their lifespan, making them a wise investment for your projects. Their hexagonal head design provides a secure fastening force, allowing for reliable connections that resist loosening over time. Additionally, these nuts are easy to install with common tools, saving you effort and time compared to traditional screws. They are perfect for a variety of wooden furniture applications, such as cabinets and desks.

What We Like
Durable zinc plated steel
Secure and reliable fastening
Easy to install
Widely applicable for furniture
#TOP 3

20Pcs Jeboler M6 Threaded Inserts for Wood

Jeboler
M6×20mm
M6×20mm
20Pcs Jeboler M6 Threaded Inserts for Wood Cover
20Pcs M6 (6mm) X 20mm Threaded Inserts for Wood, Jeboler Insert Hex Socket Nuts M6 Flanged Hex Socket Nut, Zinc Plated Carbon Steel Hex Drive Head Nut for Wood Furniture

The Jeboler M6 Inserts are designed for easy installation into wooden furniture. With a length of 20mm and a thread size of M6, these nuts are straightforward to use. You simply need to drill a hole of the right size and use a hex wrench for installation. Made from corrosion-resistant carbon steel, these inserts ensure durability and longevity. Their flanged design features clear threads and a smooth surface, providing strong practicality and excellent grip for your projects.

What We Like
Durable carbon steel material
Corrosion and rust resistant
Easy to install
Strong grip and practicality
#TOP 4

20pcs Zinc Plated Hex Socket Drive Insert Nuts

Fafeicy6cmxspwhiy-12
M10*25mm
20pcs Zinc Plated Hex Socket Drive Insert Nuts Cover
20pcs Hex Socket Drive Insert Nuts Zinc Plated Carbon Steel Hex Drive Head Nut Threaded for Wood Furniture(M10*25mm)

The Fafeicy Hex Insert Nuts are crafted from high-quality zinc plated carbon steel, ensuring durability and protection against rust. You will find them easy to use, as they feature an external thread and hex socket drive, allowing for straightforward installation with a hex key wrench. These insert nuts have a significant advantage over barrel nuts and T-nuts, as they can be installed from one side of the workpiece, simplifying your projects. Additionally, they come in various sizes, giving you the flexibility to choose the right fit for your specific needs.

What We Like
Durable zinc plated steel
Easy hex key installation
One-side installation advantage
Variety of sizes available
#TOP 5

Hilitand 20 Pcs Zinc Plated Hex Drive Insert Nuts

Hilitand54ufa2r8em-01
Assorted
M6*10mm
Hilitand 20 Pcs Zinc Plated Hex Drive Insert Nuts Cover
Hilitand Pack of 20 Pcs M6/M8/M10 Zinc Plated Carbon Steel Furniture Hex Drive Nut Threaded Insert Wood Insert Nuts Assortment (M6*10mm)

The Hilitand Insert Nuts offer great quality, as they are crafted from high-grade zinc plated carbon steel. This material ensures strength and excellent corrosion resistance, making them suitable for various environments. They are incredibly easy to use, allowing you to drive them in with simplicity, which saves you time and effort. Their design is advantageous, as these nuts can be installed from just one side of the workpiece, providing convenience during your projects. With an assorted kit of six different sizes, you will have the right nut for any task at hand.

What We Like
High-quality zinc plated steel
Easy to install
Single-sided installation
Variety of sizes included
#TOP 6

DEWIN M6 Hex Drive Insert Nuts 20pcs

DEWIN12a4n0iyxr-04
M6*17mm
DEWIN M6 Hex Drive Insert Nuts 20pcs Cover
DEWIN Hex Drive Nut M6*17mm, Threaded Insert Nuts 20pcs Insert Nuts Carbon Steel Hex Socket Drive Wood Nut Threaded for Wood Furniture

DEWIN Insert Nuts are crafted from high-quality galvanized carbon steel, ensuring durability and resistance to rust and corrosion. Their hexagon head design allows for easy use with all types of hex wrenches and electric drills, making installation straightforward for you. With 12 different sizes available, you can select the perfect fit for your project needs. Moreover, these insert nuts are easy to install from one side of the workpiece, simplifying the process and saving you time.

What We Like
High-quality, durable material
Easy to use with tools
Multiple sizes for versatility
Simplified installation process
#TOP 7

YiYFiT 30Pcs M6x20mm Threaded Insert Nuts

YiY43B-2208-M6x20mm
M6x20mm 30pcs
YiYFiT 30Pcs M6x20mm Threaded Insert Nuts Cover
YiYFiT 30Pcs M6x20mm Furniture Threaded Insert Nuts,Carbon Steel Zinc Plated Threaded Bolt Fastener Interface Hex Socket Drive Threaded Insert Nuts for Wood Furniture

The YiYFiT Insert Nuts are crafted from high-quality carbon steel, ensuring robust strength and excellent corrosion resistance, making them suitable for various environments. Their unique external thread design allows for a secure fit in wood, preventing any unwanted movement. Installing these nuts is straightforward; simply use a pre-drilled hole and apply wood glue for added stability. These insert nuts are versatile, ideal for professionals and DIY enthusiasts alike, fitting various materials including hardwood, plywood, and even sheet metal.

What We Like
Durable carbon steel construction
Secure external thread design
Easy installation process
Versatile for multiple materials
#TOP 8

Glarks 208Pcs Threaded Insert Nuts Set

G-2520
Assorted
Glarks 208Pcs Threaded Insert Nuts Set Cover
Glarks 208Pcs M6 M8 M10 Threaded Inserts Nuts Zinc Plated Carbon Steel Hex Socket Drive Furniture Flanged Screw-in Nut with M6 M8 Hex Wrench for Wood Furniture Screw

The Glarks Threaded Insert Nuts offer a comprehensive kit containing 206 assorted nuts in various sizes, perfect for your wood furniture projects. Made from high-quality carbon steel with a zinc-plated finish, these inserts ensure durability and resistance to wear and rust. Their excellent design features a hexagon socket head for easy installation and a flanged structure for superior holding power. You will find the installation process straightforward, as a pre-drilled hole and included hex wrenches make it quick and convenient.

What We Like
Durable carbon steel construction
Includes multiple sizes
Easy installation process
Rust and wear resistant
Strong holding power
#TOP 9

20Pcs Self-Tapping Carbon Steel Inserts

YWBL-WHw93m1g5i2r1276-01
Gold
20Pcs Self-Tapping Carbon Steel Inserts Cover
Thread Inserts, 20Pcs Carbon Steel Inserts, Self-Tapping Threaded Insert Nuts, Thread Reinforce Repair Tool (Inner M2*0.4 Outer M4.5 * 0.5 Length 6mm)

The YWBL-WH Thread Inserts offer a convenient solution for various applications. These inserts are easy to install, allowing you to quickly reinforce threads without hassle. With nine styles available, you can choose the perfect fit for your needs. Made from high-quality carbon steel, these inserts provide durability and strong resistance to vibrations, ensuring they stay securely in place. The large contact area allows them to bear substantial tension, making them ideal for heavy-duty use.

What We Like
Easy installation
Multiple styles available
Durable carbon steel material
Strong vibration resistance
Large contact area for tension
#TOP 10

FTVOGUE 20pcs Hex Socket Drive Insert Nuts

FTVOGUE
M8*25mm
FTVOGUE 20pcs Hex Socket Drive Insert Nuts Cover
FTVOGUE 20pcs Inside Hex Socket Drive Head Screw Carbon Steel Insert Nuts Threaded for Wood Furniture (M8*25mm)

The FTVOGUE Insert Nuts are designed for durability, crafted from high-quality zinc plated carbon steel, ensuring they resist rust and wear. Their easy installation process allows you to screw them in using a hex key wrench, making your projects more straightforward. You will appreciate the advantage of one-side installation, which simplifies your tasks compared to traditional barrel nuts and T-nuts. Additionally, these insert nuts come in various sizes, allowing you to select the perfect fit for your specific project needs.

What We Like
Durable carbon steel construction
Easy installation with hex key
One-side installation convenience
Various sizes available
Buying Guide Image
Editor's Notes

During our carbon steel nut insert research, we found 224 carbon steel nut insert products and shortlisted 10 quality products. We collected and analyzed 5,599 customer reviews through our big data system to write the carbon steel nut inserts list. We found that most customers choose carbon steel nut inserts with an average price of £5.62.

The carbon steel nut inserts are available for purchase. We have researched hundreds of brands and picked the top brands of carbon steel nut inserts, including GLARKS, Qrity, Jeboler, Fafeicy, Hilitand. The seller of top 1 product has received honest feedback from 795 consumers with an average rating of 4.8.

Written by
Corey Phillips Avatar

Corey Philips is an electrician and lighting expert. He graduated from the University of Birmingham in 2012 with a Bachelor's degree in electrical and electronics engineering. Corey is a specialist contractor in lights. He sells and installs and recommends lights and lamp sheds, and other lights accessories. Aside from that, Corey is vast in installing and maintaining electrical appliances like air conditioners, water heaters, and the likes.