Two other things: C13 is marked on the first if (preg_match("@.*()@", $article['content'], $matches)) { $img = $matches[1]; } } // draw panel, subtract holes union() { shape(fsh, cird+cdp*smt/100, cord, cfn*4, chg); knurled_finish(cord, cird, clf, csh, cfn, crn); else if (two_holes_type == "mirror") { module v_wall(h, l, wall_thickness); Align panel to integer pseudo-origin, remove testing text, decrease title label font size to 9mm and align it precisely for repeatability.