Add Yahoo as a preferred source to see more of our stories on Google. In the realm of woodworking, construction, and DIY projects, the Speed® square is a humble tool. It’s one you might use on every ...

Speed squares are a helpful saw guide for cutting 45- and 90-degree angles. The plastic squares are thicker than most metal ones, making them a good fence for the shoe of a circular saw to ride along.

A practical guide to using a speed square for measuring, marking, and layout work in carpentry. Why is this simple tool considered essential on almost every job site? Watch America's $500 million ...