Best Aluminium Carpentry Squares of 2025

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Aluminium Carpentry Squares are precision tools used by carpenters and woodworkers to ensure accurate measurements and angles. These squares are made of lightweight and durable aluminium and come in a variety of sizes to suit different projects. They typically feature a 90-degree angle for measuring squareness and a 45-degree angle for measuring miters. The clear markings and easy-to-read measurements make these squares a must-have tool for any serious woodworker. Whether you are a professional carpenter or a DIY enthusiast, Aluminium Carpentry Squares are a reliable and efficient way to ensure your work is precise and accurate.
At a Glance: Our Top Picks
Top 10 Aluminium Carpentry Squares
Rolson 50855 Aluminium Carpentry Square Tool
The Rolson 50855 Square features a solid aluminium body, ensuring durability and reliability for your carpentry needs. The permanent graduations and numbers allow for precise measurements, giving you confidence in your work. Additionally, the thick edge can be utilised as a saw angle, providing versatility in various projects. With this tool, you can enhance your woodworking accuracy and efficiency, making it an essential addition to your toolkit.
OX Tools Pro Aluminium Rafters Square - 180mm
The OX Tools Rafters Square is built with a solid aluminium body, ensuring durability for demanding carpentry tasks. Its weather-resistant design means you can use it in various conditions without worrying about rust. The easy-to-read white laser etched numerals provide clear visibility, making measurements straightforward and accurate. With its multi-functional capabilities, you can use it for tasks like sawing, scribing lines, and pitching roofs, adding convenience to your projects.
Flintronic Aluminium Metal Triangle Ruler Set
The Flintronic Triangle Ruler is a professional tool designed for precision in woodworking. With a 180 mm metric scale, you can achieve accurate measurements and ensure perfect 90-degree angles, making it easier for you to create precise cuts and designs. Made from durable aluminium alloy, this ruler resists oxidation and provides longevity, giving you confidence in its reliability. Its multifunctional nature allows you to use it as a protractor, line scribe, and more, simplifying your toolkit and streamlining your carpentry tasks.
Nuqin 7-Inch Aluminium Alloy Speed Square
The Nuqin Speed Square is a versatile measuring tool that serves multiple purposes, making it an essential addition to your toolkit. It functions as a reliable saw guide, protractor, tri-square, and mitre square, helping you achieve precise measurements for various woodworking tasks. With its clear calibrations, you can quickly read angles and measurements, enhancing your efficiency. Crafted from durable aluminium alloy, this tool resists rust and corrosion, ensuring it lasts for years. Its ergonomic design makes it comfortable to use and easy to store, perfect for both professionals and DIY enthusiasts.
Jazooli 7" Aluminium Combination Square Tool
The Jazooli Combination Square is an essential tool for any woodworking enthusiast. With its professional-grade design, this 7-inch aluminium set square combines a protractor, tri-square, and mitre square, ensuring you achieve precise metric measurements effortlessly. Its lightweight yet durable construction makes it easy to handle while remaining robust enough for heavy-duty tasks, such as roofing. Additionally, the accurate angle measurements it provides enhance your marking and cutting precision, allowing you to complete projects with confidence.
WORKPRO 7'' Aluminium Speed Square Tool
The WORKPRO Speed Square is made from high-quality aluminium alloy, ensuring durability and resistance to corrosion. Its matte finish helps to prevent glare, making it easier for you to read the clear scale. With a length of 18 cm (7 inches), this multifunctional tool serves as a protractor and mitre, allowing for precise measurements and quick angle marking between 0 to 90 degrees. This versatility is particularly beneficial for carpenters and DIY enthusiasts, streamlining your woodworking tasks.
6 Inch Aluminium Carpenter's Square Level Set
The S & S Products Square is a versatile tool designed for carpentry enthusiasts and professionals alike. With its 6-inch (150mm) size, it features a two-sided graduated aluminium blade, allowing you to measure in both metric and imperial units with ease. The built-in horizontal spirit level helps ensure accuracy in your projects, making it a reliable choice for achieving precise angles. This handy measuring level square is made from quality alloy, providing durability and long-lasting performance for all your DIY needs.
7 Inch Aluminium Multifunctional Carpenter's Square
The Gohelper Carpenter's Square is a versatile tool designed for precise measurements in carpentry. With drill gauges ranging from 3 to 15mm, you can quickly determine the correct screw size and the recommended drill bit. Its high-quality aluminium alloy construction ensures durability, making it a reliable choice for any woodworking project. The accurate, laser-printed scales are easy to read, allowing you to make precise angle measurements with confidence. Additionally, this tool serves as a saw guide for accurate cuts at 45° and 90°, enhancing your efficiency.
WORKPRO 200 mm Stainless Steel Carpenter's Square
The WORKPRO Carpenter's Square is designed to enhance your woodworking experience. Its aluminium alloy handle is comfortable to hold, allowing you to work for extended periods without discomfort. The high-quality stainless steel blade ensures durability and rust resistance, promising longevity. With the highest marking accuracy, you can make precise measurements down to the smallest millimetre, making your projects more efficient. Additionally, the double-sided scale features both metric and imperial markings, catering to your diverse measuring needs.
Starrett K53M-250-S Stainless Steel Angle Ruler
The Starrett Angle Ruler features a comfortable aluminium alloy handle and a durable stainless steel blade, making it perfect for your carpentry needs. Its high marking accuracy allows you to measure and mark with precision, ensuring that you get the exact length every time. The double-sided scale provides both metric and imperial measurements, catering to various preferences and projects. Additionally, the ergonomic design not only enhances comfort but also reduces strain on your elbows and wrists during use.
Frequently Asked Questions (FAQs)
1. What are carpenters squares used for?
Carpenter's square In carpentry, a square is a guide for establishing right angles (90° angles) or mitre angles, usually made of metal. There are various types of square, such as speed squares, try squares and combination squares.
2. What are the four 4 types of squares used in woodworking?
Four of the most common squares that I've used while building just about everything, from small crafts to residential structures, are the framing square, speed square, combination square and the try-square. The framing square and speed square are two of the carpentry squares that I use most often.
3. What is a carpenters square called?
Also known as a steel square, the Johnson framing square is a handy tool for carpentry. Its uses extend into framing and laying rafters and stairs. It can also be used as a straight-edge, finding and establishing right angles and marking cut-off work on widestock.
4. What is the difference between a speed square and a rafter square?
A speed square is also known as the rafter angle square, rafter square, and triangle square. This is a multi-purpose triangular carpenter tool that is used for marking. Carpenters use it to make the basic measurement and mark lines on the dimensional lumber, and they see it as a guide for 45 to 90 degrees cut.
During our aluminium carpentry square research, we found 109 aluminium carpentry square products and shortlisted 10 quality products. We collected and analyzed 39,443 customer reviews through our big data system to write the aluminium carpentry squares list. We found that most customers choose aluminium carpentry squares with an average price of £6.84.
The aluminium carpentry squares are available for purchase. We have researched hundreds of brands and picked the top brands of aluminium carpentry squares, including Rolson, OX Tools, flintronic, Nuqin, Jazooli.

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.