Most people don't know this, how to use a speed square, the ultimate guide.

In this video, you'll get an understanding of everything a speed square is capable of and be able to do more with your tools.

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Empire Speed Square https://geni.us/eaVM
Level https://geni.us/b4oQFf0
Plumb line https://geni.us/tOUZTuX
Milwaukee square https://geni.us/BxzMpj