The Five Cut Method is a formula that helps you calculate the error per inch of your crosscut sled. It uses one piece of wood to compound the error of your sled - and help you get that error down to a tiny fraction of an inch. If you would like a deep-dive on the Five Cut Method and how to make an ultra-square crosscut sled, here's a recent blog we published that walks you step-by-step on how to construct it.