How to Use a Rafter Square The Rafter Square, or Speed Square, does more than mark perpendicular lines. Here's how to make sense of all the numbers on your square and get the most out of this tool.

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I’ve got one last project before winter sets in. I want to build a small shed, but I’m not sure how to frame the standard gable roof. I can handle placing the framing square to make the plumb and heel ...

Q: My dad passed away, and I was cleaning out his toolroom. One of the strange tools I saved was a large L-shaped piece of flat metal that has ruler markings on it all over the place. I've been told ...