Best TERF Lag Bolts of 2025

Corey Phillips Avatar
Corey Phillips
Last Updated: 1 Feb 2025

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Lag bolts by TERF are durable and reliable fasteners that are commonly used in construction and woodworking projects. These bolts are designed to provide strong and secure connections, making them ideal for applications that require a high level of stability and support. With their sturdy construction and corrosion-resistant finish, TERF lag bolts are able to withstand heavy loads and harsh environmental conditions. Whether you are building a deck, installing fencing, or constructing furniture, TERF lag bolts are a recommended choice for their strength and reliability.

At a Glance: Our Top Picks

TERF® M8 Coach Screws for Wall Fixing Cover #TOP 1
TERF® M8 Coach Screws for Wall Fixing
ftb score rating icon 9.8
TERF M10 Coach Screws for Various Fixings Cover #TOP 2
TERF M10 Coach Screws for Various Fixings
ftb score rating icon 9.7
TERF M6 Coach Screws for Various Applications Cover #TOP 3
TERF M6 Coach Screws for Various Applications
ftb score rating icon 9.5

Top 10 TERF Lag Bolts

#TOP 1

TERF® M8 Coach Screws for Wall Fixing

TERF - Coach Screw - 001
Silver
TERF® M8 Coach Screws for Wall Fixing Cover
TERF® M8 X 130mm Coach Screws Hex Head M8 (8mm) X 130mm Wood Masonry Brick Concrete Wall Fixing Lag Screw Bolts for Aerial Satellite Dish TV Bracket Fence Shelves Mounting Decking - Pack of 10

The TERF® M8 Coach Screws are essential for various installations, boasting a size of M8 (8mm) X 130mm. Made from zinc plated steel, these screws are perfect for fitting TV aerial masts, satellite dishes, and gates to masonry or brick walls. You will find them ideal for securing shelves and racking, ensuring that your fixtures are stable and reliable. With a pack of 10, you can tackle multiple projects with ease, making your DIY tasks much more efficient.

What We Like
Durable zinc plated steel
Pack of 10 screws
Versatile applications
Conforms to DIN571 standard
Easy installation for various fittings

TERF M10 Coach Screws for Various Fixings

TERF - Coach Screw - 001
Silver
TERF M10 Coach Screws for Various Fixings Cover
TERF® M10 X 150mm Coach Screws Hex Head M10 (10mm) X 150mm Wood Masonry Brick Concrete Wall Fixing Lag Screw Bolts for Aerial Satellite Dish TV Bracket Fence Shelves Mounting Decking - Pack of 5

The TERF M10 Coach Screws are designed for versatile applications, making them ideal for fitting TV aerial masts, satellite dishes, and shelving. Made from zinc plated steel, these screws ensure durability and resistance against corrosion. With a size of M10 (10mm) X 150mm, they are perfect for securing items to masonry and brick walls. It is important to check the required screw size before purchasing, ensuring the right fit for your project.

What We Like
Durable zinc plated steel
Versatile applications
Ideal for masonry and brick
Conforms to DIN571 standard
#TOP 3

TERF M6 Coach Screws for Various Applications

TERF - Coach Screw - 01
Silver
TERF M6 Coach Screws for Various Applications Cover
TERF® M6 X 70mm Coach Screws Hex Head M6 (6mm) X 70mm Wood Masonry Brick Concrete Wall Fixing Lag Screw Bolts for Aerial Satellite Dish TV Bracket Fence Shelves Mounting Decking - Pack of 20

The TERF M6 Coach Screws are designed for a range of applications, making them an excellent choice for your projects. This pack contains 20 screws, ensuring you have enough for various tasks. Made from zinc plated steel, they offer durability and resistance to rust. Each screw measures M6 (6mm) X 70mm, perfect for fitting items such as TV aerial masts and satellite dishes securely to masonry and brick walls. With their ability to conform to DIN571 standards, you can trust these screws for heavy-duty applications.

What We Like
Durable zinc plated steel
Versatile for multiple applications
Conforms to DIN571 standards
Packs of 20 for convenience

TERF M6 Hex Head Stainless Steel Coach Screws

TERF-COACH SCREW -A2-001
TERF M6 Hex Head Stainless Steel Coach Screws Cover
TERF® M6 X 70mm Coach Screws Hex Head Stainless Steel A2 (304) Coach Screw M6 (6mm) X 70mm Wood Masonry Brick Concrete Wall Fixing Lag Screw Bolts - Pack of 10

The TERF M6 Coach Screws are a reliable choice for various fixing needs. Each pack contains 10 robust screws made from stainless steel A2 (304), ensuring high resistance to corrosion and rust. With a size of M6 (6mm) x 70mm, these screws are perfect for securing items such as TV aerial masts and satellite dishes to masonry or brick walls. They are also suitable for timber applications, making them versatile for different projects, including fencing and landscaping.

What We Like
Corrosion and rust resistant
Versatile for multiple applications
Strong and durable material
Easy to install
#TOP 5

TERF M5 50mm Stainless Steel Coach Screws

TERF-COACH SCREW -A2-001
Silver
TERF M5 50mm Stainless Steel Coach Screws Cover
TERF® M5 X 50mm Coach Screws Hex Head Stainless Steel A2 (304) Coach Screw M5 (5mm) X 50mm Wood Masonry Brick Concrete Wall Fixing Lag Screw Bolts - Pack of 10

The TERF M5 Coach Screws are a pack of 10 high-quality stainless steel lag bolts designed for various applications. Made from A2 (304) stainless steel, they are resistant to corrosion and rust, ensuring durability in outdoor settings. With a size of M5 (5mm) X 50mm, they are perfect for securely fixing items like TV aerial masts and wall brackets to masonry and brick walls. You’ll find them ideal for heavy-duty tasks, including landscaping and construction, providing you with the reliability you need for your projects.

What We Like
Corrosion and rust resistant
Ideal for masonry and brick
Versatile for various applications
Pack of 10 for convenience
#TOP 6

TERF M10 Stainless Steel Coach Screws Pack

TERF-COACH SCREW -A2-001
Silver
TERF M10 Stainless Steel Coach Screws Pack Cover
TERF® M10 X 100mm Coach Screws Hex Head Stainless Steel A2 (304) Coach Screw M10 (10mm) X 100mm Wood Masonry Brick Concrete Wall Fixing Lag Screw Bolts - Pack of 4

The TERF M10 Coach Screws are designed to provide reliable fixing for a variety of applications. Each pack contains four hex head lag bolts made from high-quality stainless steel A2 (304), ensuring excellent corrosion and rust resistance. With a size of M10 (10mm) X 100mm, these screws are perfect for securing items like TV aerial masts and satellite dishes to masonry and brick walls. They are also suitable for heavy-duty applications, offering you the peace of mind that your fittings will remain secure over time.

What We Like
Corrosion-resistant stainless steel
Ideal for various applications
Secure fixing for heavy items
Complies with DIN571 standard
#TOP 7

TERF M12 Coach Screws for Various Applications

TERF - Coach Screw - 002
TERF M12 Coach Screws for Various Applications Cover
TERF® M12 X 120mm Coach Screws Hex Head M12 (12mm) X 120mm Wood Masonry Brick Concrete Wall Fixing Lag Screw Bolts for Aerial Satellite Dish TV Bracket Fence Shelves Mounting Decking - Pack of 4

The TERF M12 Coach Screws are crafted from zinc plated steel, ensuring durability and resistance to corrosion. Measuring 12mm by 120mm, these screws are perfect for fitting items like TV aerial masts and satellite dishes securely to masonry or brick walls. With a pack of four, you have enough to complete various projects. They conform to the DIN571 standard, making them reliable for a wide range of applications, including heavy-duty masonry tasks and timber fixings.

What We Like
Durable zinc plated steel
Versatile for various applications
Conforms to DIN571 standard
Pack of four screws
Ideal for masonry and timber
#TOP 8

TERF M5 Pozi Countersunk Machine Screws Pack

TERF - MSPC -003
Silver
TERF M5 Pozi Countersunk Machine Screws Pack Cover
TERF® M5 X 100mm Pozi Countersunk Machine Screw M5 (5mm) X 100mm Pozi Flat Double Countersunk Machine Screws (Bolt) - Pack of 10

The TERF M5 Machine Screws come in a convenient pack of ten, ensuring you have enough for your needs. Made from zinc plated steel, these screws offer durability and resistance to corrosion, making them ideal for various applications. With a Pozi countersunk head type, they provide a flush finish, enhancing the overall appearance of your projects. Measuring M5 (5mm) X 100mm, these screws are metric compatible, making them easy to use for those familiar with standard metric measurements.

What We Like
Durable zinc plated steel
Flush finish with countersunk head
Pack of ten for convenience
Metric measurements for easy use
#TOP 9

TERF M6 Thumb Screw Wing Bolts Pack of 4

TERF - Thumb Screw - 002
M6 (6mm) X 12mm
TERF M6 Thumb Screw Wing Bolts Pack of 4 Cover
TERF® M6 X 12mm Thumb Screw Wing Bolt M6 (6mm) X 12mm Steel Spade Head Shoulder Thumb Screw Bolts - Pack of 4

The TERF M6 Thumb Screws are designed for easy installation with their spade head style, making them simple to grip and turn. Manufactured from zinc plated steel, these screws offer durability and resistance to corrosion, ensuring they last in various conditions. Each bolt features a standard M6 thread size with a length of 12mm, providing versatility for numerous applications. When selecting these screws, you can choose the appropriate pack quantity to suit your specific needs, ensuring you have just the right amount for your project.

What We Like
Durable zinc plated steel
Easy grip spade head design
Standard M6 thread size
Customisable pack quantity
#TOP 10

TERF Pozi Countersunk Machine Screws Pack

TERF - MSPC -001
TERF Pozi Countersunk Machine Screws Pack Cover
TERF® M3 X 25mm Pozi Countersunk Machine Screw M3 (3mm) X 25mm Pozi Flat Double Countersunk Machine Screws (Bolt) - Pack of 50

The TERF Countersunk Screws come in a pack of 50, ensuring you have plenty on hand for various projects. Made from zinc plated steel, these screws are durable and resistant to corrosion, which means they will last longer in any application. The M3 (3mm) X 25mm size is ideal for a range of uses, providing versatility in both DIY and professional settings. Their Pozi countersunk head allows for a flush finish, making your work look neat and tidy while ensuring a secure hold.

What We Like
Durable zinc plated steel
Pack of 50 screws
Versatile M3 size
Flush finish for neatness
Buying Guide Image
Editor's Notes

During our TERF lag bolt research, we found 15 TERF lag bolt products and shortlisted 10 quality products. We collected and analyzed 4,045 customer reviews through our big data system to write the TERF lag bolts list. We found that most customers choose TERF lag bolts with an average price of £6.96.

The TERF lag bolts are available for purchase. The top 10 picks range in price from a low of £5.00 to a high of £9.00, find the one that fits your budget. The seller of top 1 product has received honest feedback from 1,505 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.