A Quick Tip for the Best Edge Cuts
/Tools and machines both flex a little under load. This is why you can generally see (and need to sand out) the lines for each pass when cutting through.
There is a simple toolpath option you can use to eliminate these tool marks, and in this video, Ralph shows it to you.
You can learn more techniques like this working through the projects in “Beginner’s Guide to CNC Machining in Wood”.