#100=149; (LENGTH)
#101=118; (WIDTH)
#102=12; (STEP COORD X/Y)
#103=12; (START COORD X)
#104=24; (START COORD Y)
#105=4; (COUNTER STEPS)
#106=#102*2;
G17 G21 G90 G54 G40 G49 G80;
M06 T1;
G43 H1;
M03 S5000;
M08
G00 X0.Y0.Z5.;
Z3.;
G01 Z-1. F125;
X#100 Y#101 F250;
Y0.;
X0.
N20 IF [#105 EQ 0] GOTO 1000;
G00 X[#100-#102] Y[#101-#106] Z5.;
Z3.;
G01 Z-1. F125;
Y#103;
X#104;
#105=#105-1;
G00 Z5.;

GOTO 20;
N1000
G00 Z20.;
M05;
M09;
G91 G28 Z0.;
G91 G28 X0.Y0.;
G90;
M30;