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.

I prep each rafter by squaring one end of the board. Rough-sawn and pressure-treated material usually isn't completely square, or it can be rough-cut on the ends. I do this either with a miter saw or ...

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 ...