Best Straight Edges of 2025

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Straight edges are essential tools for anyone working in construction or DIY projects. These tools are used to ensure a precise cut or measurement on a variety of materials, including wood, metal, and plastic. Straight edges come in various lengths and materials, such as aluminium, steel, or plastic. They are also available in different shapes, including rectangular and triangular. Whether you are a professional carpenter or a DIY enthusiast, having a straight edge in your toolbox can make all the difference in achieving accurate and professional-looking results.
At a Glance: Our Top Picks
Top 10 Straight Edges
Faithfull 1.8M Aluminium Feather Edge and Straight Edge
The Faithfull Aluminium Straight Edge is a versatile tool that combines a feather edge and a straight edge, crafted from lightweight extruded aluminium. Its tapered edge allows for precise ruling and cutting, making it essential for accurate measurements. With a graduated scale in metric at 5mm intervals, you can easily read and mark dimensions, enhancing your productivity. The flat edge provides stability for straight cuts, ensuring your projects are completed with precision and ease.
Faithfull 4Ft Feather Edge and Straight Edge
The Faithfull Feather Edge is a versatile tool that combines a feather edge with a straight edge, making it ideal for various tasks. Crafted from exceptionally light extruded mill finished aluminium, it is easy to handle, allowing you to manoeuvre it with ease. One edge is tapered while the other is flat, providing you with options for different applications. This product can also serve as a straight edge for ruling and cutting, ensuring you achieve precise lines with minimal effort.
Sealey VS1481 Technician's Straight Edge 610mm
The Sealey VS1481 Straight Edge is an essential tool for anyone working on engine overhauls or rebuilds. It is designed to help you test for distortion on cylinder heads and engine blocks, ensuring precision in your work. You can pair it with feeler gauges for even more accurate measurements, which is crucial for achieving optimal engine performance. Additionally, it features a peg hole for easy storage, keeping your workspace tidy and organised. When not in use, the protective edging provides safety and durability, enhancing the product's longevity.
Faithfull 1.8M Aluminium Feather Edge and Straight Edge
The Faithfull Feather Edge is a versatile tool designed for precision in ruling and cutting. With one tapered edge and one flat edge, it's perfect for achieving clean lines in your projects. The length of 1.8M (6ft) ensures you can handle larger tasks with ease. Made from extruded mill-finished aluminium, it offers durability while remaining lightweight and easy to manoeuvre. This tool is ideal for both DIY enthusiasts and professionals looking for reliable accuracy in their work.
Alumicolor 1592-1 15-Inch Aluminium Straight Edge
The Alumicolor Straight Edge is a high-quality 15-inch ruler and drafting tool crafted from durable aluminium. Its centre finder back allows you to measure both inches and centimetres easily, while also providing a convenient centre finding ruler on the opposite side. The silver extruded aluminium features a photo anodising process, ensuring that the markings remain permanent and do not wear off. With ultra-smooth edges, this tool is perfect for inking lines or cutting, making your tasks more precise and efficient.
Peachtree 38 Inch Aluminium Straight Edge Bar
The Peachtree Straight Edge Bar is an essential tool for ensuring your work surface is perfectly flat. Whether you are a woodworker or metal worker, this bar allows you to easily check for any gaps or undulations. With a precise .002 tolerance, it is ideal for use on wet stones, jointers, and power tools. Additionally, its anodised aluminium construction ensures durability, while the machined flat edge helps you mark straight lines efficiently.
Faithfull 2M Aluminium Straight Edge with Scale
The Faithfull Aluminium Straight Edge offers high-quality construction, ensuring it withstands regular use in various tasks. Its reliable performance means you can count on it for accuracy, whether you are marking or measuring. With enhanced features, this tool allows for greater precision in your projects, making it ideal for both professionals and DIY enthusiasts. The ergonomic design makes it comfortable to handle, reducing fatigue during extended use, which is especially useful for those larger jobs.
KS Tools 300.0634 Precision Straight Edge 150mm
The KS Tools Precision Straight Edge is a hand-operated ruler designed for precision measuring. With a length of 150 mm, it is perfect for ensuring accuracy in your projects. Its one-piece construction adds to its durability, making it a reliable tool in various applications. The precision hair ruler feature allows you to make fine measurements easily, enhancing your overall efficiency. This tool will help you achieve straight lines and precise angles, making it an essential addition to your toolkit.
Faithfull 2.4M Aluminium Feather Edge and Straight Edge
The Faithfull Aluminium Feather Edge is a versatile tool featuring both a feather edge and a straight edge, making it ideal for various applications. Being made from extruded mill finished aluminium, it is exceptionally light and easy to manoeuvre, allowing you to work with ease. One edge is tapered for precision, while the flat edge is perfect for ruling and cutting. This combination provides you with the flexibility to achieve accurate results in your projects.
Advent ASR1000 1 m Precision Steel Rule
The Advent ASR1000 Steel Rule is a highly precise measuring tool designed for carpentry. Made from durable stainless steel, it offers excellent longevity and resistance to wear. The permanent etched graduations ensure that you can read measurements clearly, providing accurate readings every time you use it. With metric graduations on one side and imperial on the other, this steel rule is versatile for various projects, whether you are working in metric or imperial units. The EC Class 2 accuracy guarantees reliable measurements, giving you confidence in your work.
Frequently Asked Questions (FAQs)
1. What are straight edges?
A straightedge or straight edge is a tool used for drawing straight lines, or checking their straightness. If it has equally spaced markings along its length, it is usually called a ruler.
2. What is a straight edge used for?
A straight edge is a cutting guide tool for copying a straight line from one location to another or checking the straightness of a line already drawn. A straight edge with equally spaced markings on it is called a ruler.
During our straight edge research, we found 48 straight edge products and shortlisted 10 quality products. We collected and analyzed 5,742 customer reviews through our big data system to write the straight edges list. We found that most customers choose straight edges with an average price of £31.76.
The straight edges are available for purchase. We have researched hundreds of brands and picked the top brands of straight edges, including Faithfull, Sealey, Alumicolor, Peachtree Woodworking Supply, KS TOOLS.

Jennifer Fraser is a licensed contractor specializing in sales, maintenance, and kitchen, bathroom, and home appliances, tools, and utilities. She owns a store in Leeds where you can get any home and tool appliance. Jenny has a degree in literature, but she combines her knowledge and experience with her degree to publish DIY articles on solving home appliances issues to keep up the family enterprise.