; http://www.helmancnc.com/cnc-mill-example-program-g01-g02-g03-g90-g91 N40 G90 G00 X0 Y0 N50 G01 X-10 Y-20 R8 (P1) N60 G01 X-50 R10 (P2) N70 Y10 (P3) N80 X-19.97 Y25.01 (P4) N90 G03 X7.97 Y38.99 R18 (P5) N100 G01 X30 Y50 (P6) N110 G91 X10.1 Y-10.1 (P7) N120 G90 G02 X59.9 Y20.1 R14 (P8) N130 G01 X70 Y10 (P9) N140 Y-20 R10 (P10) N150 X50 (P11) N160 G03 X30 R10 (P12) N170 G01 X10 R8 (P13) N180 X0 Y0