How To Use A Speed Square

Mastery in woodworking and construction isn't about owning more tools-it's about knowing how to use the right one correctly. This book is a complete, no-nonsense guide to one of the most versatile yet misunderstood tools on any jobsite: the speed square.
Whether you're a beginner picking up a speed square for the first time or an experienced tradesperson looking to sharpen your accuracy and efficiency, this book transforms the speed square from a simple triangle into a precision layout powerhouse. Every edge, marking, and feature is explained clearly and practically, showing not just what the tool does, but why it works-and how to use it with confidence in real-world situations.
If accuracy matters, if efficiency matters, and if craftsmanship matters, this book belongs on your bench.

What You Will Learn in This Book

• How a speed square is designed and why each feature exists
• Proper use of the fence (lip) for consistent, accurate layouts
• How to identify and use reference edges correctly
• How to read and apply degree scales for precise angle marking
• Correct use of the pivot point for angle layout
• Differences between aluminum, plastic, heavy-duty, compact, and extended models
• How to choose the right speed square for your work environment
• Common mistakes that cause inaccurate cuts-and how to avoid them
• Techniques for faster, repeatable, professional-quality layouts