Best Locking Carpentry Squares of 2025

Jennifer Fraser Avatar
Jennifer Fraser
Last Updated: 1 Feb 2025

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Locking Carpentry Squares are a useful tool for carpenters and DIY enthusiasts alike. These squares are designed to assist with accurate measuring and marking of 90-degree angles, ensuring precision in carpentry and woodworking projects. With their locking mechanism, they are able to hold the desired angle in place, providing stability and ease of use. These squares come in a range of sizes and are made from durable materials, making them a reliable addition to any toolbox.

At a Glance: Our Top Picks

WORKPRO Adjustable Combination Square Set Cover #TOP 1
WORKPRO Adjustable Combination Square Set
ftb score rating icon 9.8
PRESCH 300mm Metric Combination Square Tool Cover #TOP 2
PRESCH 300mm Metric Combination Square Tool
ftb score rating icon 9.7
Adjustable Sliding Bevel Angle Finder Tool Cover #TOP 3
Adjustable Sliding Bevel Angle Finder Tool
ftb score rating icon 9.5

Top 4 Locking Carpentry Squares

WORKPRO Adjustable Combination Square Set

W002704
Silver
WORKPRO Adjustable Combination Square Set Cover
WORKPRO Adjustable Combination Square Set 150 + 300mm, Engineers Set Square, Stainless Steel Angle Ruler with Bubble, Adjustable Carpentry Square, Multifunctional Measuring Tool

The WORKPRO Combination Square is a reliable tool made from high-quality stainless steel and zinc alloy, ensuring durability and resistance to rust. With a measuring range of 0-300 mm and clear metric graduations, you can easily achieve high accuracy in your measurements. This tool also features a built-in spirit level to help you check balance, enhancing your work efficiency. Its multifunctional design allows you to measure right angles, 45° angles, and various lengths and widths, making it incredibly versatile for any carpentry task.

What We Like
Durable stainless steel construction
High accuracy measurements
Multifunctional measurement capabilities
Easy-to-use adjustable design
Wide application range

PRESCH 300mm Metric Combination Square Tool

10109
Orange
300mm
PRESCH 300mm Metric Combination Square Tool Cover
Presch Combination Square 300mm Metric – Accurate Carpentry Square made of Metal with Stop Ruler and Scribing Tool – Woodworking Square Tool

The PRESCH Combination Square is an accurate carpentry tool designed to meet various woodworking needs. With its glare-free, precise centimetre ruler, you can achieve exact measurements with ease. The multifunctional design allows you to create 45-degree and right angles, making it ideal for multiple tasks. Its durable construction, featuring a cast-zinc body and anti-rust stainless steel ruler, ensures longevity while maintaining accuracy. Additionally, the all-in-one functionality means you won't need to invest in separate tools, simplifying your woodworking projects.

What We Like
Highly accurate measurements
Multifunctional for various tasks
Durable and rust-resistant materials
Convenient all-in-one design
#TOP 3

Adjustable Sliding Bevel Angle Finder Tool

ZGC10074D09
Adjustable Sliding Bevel Angle Finder Tool Cover
Carpentry Square - Adjustable 9-Inch Sliding Bevel Angle Finder Tool with Hardwood Handle and Stainless Steel Blade, T Square Ruler Precision Angle Ruler for Carpenter Craftsman Engineer Woodworking

The Sliding Bevel Angle Finder is an essential tool for any woodworking enthusiast. Its multifunctional design features a 360-degree sliding level, allowing you to make flexible angle adjustments with ease. You will appreciate the T-shape design, which helps you draw straight lines and angles accurately, enhancing the precision of your projects. With high-quality stainless steel construction, this tool is built to withstand regular use, ensuring longevity and reliable performance for all your woodworking tasks.

What We Like
Flexible angle adjustments
Precise reference points
Durable stainless steel construction
Secure locking system
#TOP 4

WANTOUTH Adjustable Carpentry Square Bevel Gauge

upgrade wing nut style
wood
WANTOUTH Adjustable Carpentry Square Bevel Gauge Cover
WANTOUTH Adjustable Carpentry Square Bevel Gauge Sliding Bevel 8 Inch Hardwood Handle Stainless Steel Blade Ruler T Bevel Angle Finder Craft Bevel Tool for Craftsman Carpenter Architect Woodworking

The WANTOUTH Bevel Gauge is a versatile tool designed for both DIY enthusiasts and professionals. Its adjustable bevel allows you to easily copy and lock angles from 0 to 360 degrees, making it perfect for precise measurements. With dual scale markings in both metric and imperial units, reading measurements becomes straightforward. The high-quality stainless steel blade ensures durability and rust resistance, while the hardwood handle provides a comfortable grip. This combination of features makes it an essential tool for architects, engineers, and carpenters alike.

What We Like
Adjustable 360-degree angle
Clear metric and imperial scales
Durable stainless steel blade
Comfortable hardwood handle
Compact and portable design
Buying Guide Image
Editor's Notes

During our locking carpentry square research, we found 104 locking carpentry square products and shortlisted 4 quality products. We collected and analyzed 48,362 customer reviews through our big data system to write the locking carpentry squares list. We found that most customers choose locking carpentry squares with an average price of £11.34.

The locking carpentry squares are available for purchase. We have researched hundreds of brands and picked the top brands of locking carpentry squares, including WORKPRO, PRESCH, WANTOUTH. The seller of top 1 product has received honest feedback from 3,359 consumers with an average rating of 4.9.

Written by
Jennifer Fraser Avatar

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.