Combo Squares: The Basics and Beyond
Tips and tricks for getting better joinery from these must-have layout tools
Perhaps the most useful of all layout tools, the combination square is widely used for laying out joinery and checking to see if the corner of a case is square. But it’s also invaluable for diagnosing why a joint won’t come together or close up without gaps, and for checking a joint’s accuracy after it is assembled. Veteran furniture maker Tim Rousseau tells you which combo squares you need and how best to use them to do better work.