![portable table saw portable table saw](https://housegrail.com/wp-content/uploads/2021/08/different-types-of-table-saws.png)
Remove the washer and nut with a wrench in a counterclockwise motion. Remove Old Saw Blade: Moving it to its highest position, place a small piece of wood against the old saw blades to keep the housing from rotating.Set the positioning plate in a safe location out of your way. Loosen the front and back screw on the positioning plate so it can be removed.
![portable table saw portable table saw](https://s7d2.scene7.com/is/image/homedepotcanada/p_1000788070.jpg)