The ULTIMATE Speed Square Tutorial: Everything You Need to Know

The speed square is more than just a tool you can use for marking straight lines. You can use it to lay out roof rafters and birds mouth cuts, find existing angles, ensure your framing is square and much more. In this video I'll show you how to use a speed square and everything that its capable of! Video Timeline 0:00 - Intro 00:07 - Marking 90° and 45° angles 00:47 - Use as a saw guide to cut straight lines 01:31 - Making use of the scribe bar 02:02 - Marking angles other than 90° and 45° 02:51 - Laying out roof rafters 04:16 - Built in rulers for easy layout 06:01 - Using the diamond for birdsmouth layout 07:35 - Ensure your framing is square 08:32 - True up your saws 10:02 - Find existing angles or roof pitch 11:07 - Outro