Which was bent using a kerf-cutting technique (though just using a track saw rather than a CNC bit). Here is where you can see him learn from his earlier mistakes. He routed a half lap in the ...

There are a few tricks you can use to bend it however, such kerf cutting and steaming. [JAR made] has a clever hack to make better kerf cuts using a CNC bit. Typically kerfs are cut with a table ...

Now, draw a line perpendicular to this kerf from your blade to the edge ... the next best approach is to use a jig to rotate a cutting tool in a circle on the workpiece. This type of jig is ...