Posted by dellus on Apr 17, 2017; 9:20am
URL: https://forum.librecad.org/How-to-change-the-depth-of-holes-to-drill-default-is-3mm-tp5714792p5714796.html

I don't have any knowledge about CNC-ing but I can tell you that LibreCAD is a purely 2D program, so I can't imagine you can set the depth of anything. The isometric grid is just an aid to make an isometric drawing, but you can't define a three-dimensional body with it.