The Complete Handbook of Squares
Essential Knowledge for Professionals, Businesses, and Serious Hobbyists
by Alumigogo Books
non-fiction
The practical reference guide to selecting, using, maintaining, and profiting from squares. For professionals, businesses, and serious hobbyists who need real answers, not marketing.
About this book
Squares are fundamental measuring tools found in every workshop, construction site, and machine shop. Yet most people who use them daily don't fully understand how they work, what the specifications actually mean, or when they've stopped being accurate. Manufacturers' documentation is fragmented and incomplete. Online forums contradict each other. Generic tool guides treat squares as afterthoughts.
This handbook fills that gap. It explains what squares are and why they matter in concrete, job-site terms. It cuts through specification jargon to show which types and grades are worth the cost and which represent wasted money. It shows professionals and businesses exactly how to choose the right square for a specific task, how to set it up correctly, how to maintain it, and—critically—how to know when it's drifted out of tolerance and needs repair or replacement.
For readers who want to build a business in this space, the handbook covers the supply chain, brands and positioning, and genuine opportunities in reselling, servicing, renting, and consulting. Whether you're a carpenter, a machine shop owner, a tool distributor, or a serious hobbyist, this is the reference you'll return to repeatedly.
Reader Reviews
Ryan Clark
★★★★★Finally, a handbook that treats squares like the serious tool they actually are. I've been using carpenter's squares for twenty years and never understood why some cost twice as much as others, or when I actually needed a precision square versus a basic try square. Chapter 2 alone—the specs breakdown—saved me hundreds on my last tool order. This is exactly what I wished existed when I started in the trade.
Kathleen Allen
★★★★★Bought this for my tool shop to help staff answer customer questions about which square to stock and recommend. The chapters on types, specifications, and choosing the right tool are practical and specific—no fluff. Customers appreciate that we can now explain the actual difference between a speed square and a combination square, not just the price tag. Solid reference.
Sharon Green
★★★★★I run a small machine shop and was frustrated trying to figure out tolerance specs and when my precision squares needed recalibration. This handbook explained it clearly and gave me a maintenance schedule I could actually follow. The business chapter also pointed me toward a local calibration service I didn't know existed. Exactly the kind of practical, no-nonsense information you don't find anywhere else.