Best Hex Carriage Bolts of 2026

Corey Phillips Avatar
Corey Phillips
Last Updated: 5 Feb 2026

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Hex carriage bolts are a type of fastener that are commonly used in construction and woodworking projects. These bolts have a smooth, domed head with a six-sided shape underneath that allows for easy tightening with a wrench or pliers. They are often used to attach metal or wood components to one another, and are known for their durability and strength. Hex carriage bolts come in a variety of sizes and materials, making them a versatile choice for a wide range of applications.

At a Glance: Our Top Picks

TIMCO M10 Zinc Carriage Bolt Pack of 20 Cover #TOP 1
TIMCO M10 Zinc Carriage Bolt Pack of 20
ftb score rating icon 9.8
TIMCO M12 x 300 Zinc Carriage Bolt Set Cover #TOP 2
TIMCO M12 x 300 Zinc Carriage Bolt Set
ftb score rating icon 9.7
M8 Coach Bolts and Nuts Set Cover #TOP 3
M8 Coach Bolts and Nuts Set
ftb score rating icon 9.5

Top 3 Hex Carriage Bolts

TIMCO M10 Zinc Carriage Bolt Pack of 20

10130CBB
Silver
M10 x 130mm
TIMCO M10 Zinc Carriage Bolt Pack of 20 Cover
TIMCO BZP Carriage Bolt and Hex Nut - M10 x 130 - Zinc - Pack of 20

The TIMCO M10 Carriage Bolt is designed for efficiency and durability. It comes complete with M10 hex nuts, ensuring you have all the necessary components for your project. Its zinc plating makes it ideal for use in clean, dry, and low humidity environments, providing additional protection against corrosion. The square anti-spin shoulder feature is beneficial for preventing the bolt from turning during installation, making your tasks easier and more efficient. This product is perfect for clamping timber or attaching ironmongery to timber securely.

What We Like
Includes hex nuts
Zinc plated for corrosion resistance
Square anti-spin shoulder
Ideal for timber applications
#TOP 2

TIMCO M12 x 300 Zinc Carriage Bolt Set

12300CB
Silver
12x300
TIMCO M12 x 300 Zinc Carriage Bolt Set Cover
TIMCO BZP Carriage Bolt with Hex Nut - M12 x 300 - Zinc - Box of 10

The TIMCO Carriage Bolt Set includes dome head carriage bolts with hex nuts, which provide a secure fastening option for your projects. The square underhead design helps you achieve a better grip while tightening, making it easier to ensure a tight fit. Additionally, these bolts are zinc plated, offering corrosion resistance and durability for long-lasting use. With this set, you can tackle various tasks confidently, knowing you have reliable and robust fasteners at your disposal.

What We Like
Secure fastening option
Better grip when tightening
Corrosion resistant
Durable for long-lasting use
#TOP 3

M8 Coach Bolts and Nuts Set

SZSLMY
001-045
M8 Coach Bolts and Nuts Set Cover
M8 Coach Bolts, 30 Pcs Cup Square Carriage Bolts and Nuts Set, M8 x 60mm Long Coach Screws with Hex Nuts, Carbon Steel

The SZSLMY Coach Bolts offer high-quality carbon steel construction, ensuring they are scratch-resistant and corrosion-resistant. This durability means you can rely on them for long-lasting performance without worrying about rust or deformation. The practical design features a smooth rounded head and a square neck, preventing rotation during tightening, which enhances stability. With hex nuts included, your installations will be more precise, providing a strong grip and maximum clamping force for added security in various applications.

What We Like
Durable carbon steel material
Prevents screw rotation
Strong grip with hex nuts
Versatile for many applications
Buying Guide Image
Editor's Notes

During our hex carriage bolt research, we found 306 hex carriage bolt products and shortlisted 3 quality products. We collected and analyzed 3,596 customer reviews through our big data system to write the hex carriage bolts list. We found that most customers choose hex carriage bolts with an average price of £5.42.

The hex carriage bolts are available for purchase. We have researched hundreds of brands and picked the top brands of hex carriage bolts, including TIMCO, SZSLMY.

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.