
Nice build, the author puts a magnet inside a 4×4, and that is used as the straight edge to guide the saw for a straight cut.
https://www.instructables.com/DIY-Magnetic-3-in-1-Hand-Saw-Guide-Cut-Straight-Sq/
Nice build, the author puts a magnet inside a 4×4, and that is used as the straight edge to guide the saw for a straight cut.
https://www.instructables.com/DIY-Magnetic-3-in-1-Hand-Saw-Guide-Cut-Straight-Sq/