How To Build Garden Boxes | Cut List, Materials, and Instructions With Video Overview
The ends will will be mitered at the same angle and the middle 45 degree line should be angled so you end up with 2 trapezoids. Once mitered at a 45 degree angle the shorter end of the frame should be 37 3/4 on the long side and the longer end of the frame should be 61 3/4 on the long side.
Make sure you have a few blades for this because you'll likely need more than 1 if you are making more than 1 box
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