G91 f2000 ; run M300 S30 G1 x39 f2000 G1 y49 f2000 G1 x-39 f2000 G1 y-49 f2000 M300 S50 M300 S30 G1 x35 f2500 G1 y45 f2500 G1 x-35 f2500 G1 y-45 f2500 M300 S50 M300 S30 G1 x30 f3000 G1 y40 f3000 G1 x-30 f3000 G1 y-40 f3000 M300 S50 M300 S30 G1 x20 f3500 G1 y35 f3500 G1 x-20 f3500 G1 y-35 f3500 M300 S50 M300 S30 G1 x10 f4000 G1 y45 f4000 G1 x-10 f4000 G1 y-45 f4000 M300 S50 M300 S30 G1 x39 f2000 G1 y49 f2000 G1 x-39 f2000 G1 y-49 f2000 M300 S50 M300 S30 G1 x35 f2500 G1 y45 f2500 G1 x-35 f2500 G1 y-45 f2500 M300 S50 M300 S30 G1 x30 f3000 G1 y40 f3000 G1 x-30 f3000 G1 y-40 f3000 M300 S50 M300 S30 G1 x20 f3500 G1 y35 f3500 G1 x-20 f3500 G1 y-35 f3500 M300 S50 M300 S30 G1 x10 f4000 G1 y45 f4000 G1 x-10 f4000 G1 y-45 f4000 M300 S50 M300 S30 G1 x39 f2000 G1 y49 f2000 G1 x-39 f2000 G1 y-49 f2000 M300 S50 M300 S30 G1 x35 f2500 G1 y45 f2500 G1 x-35 f2500 G1 y-45 f2500 M300 S50 M300 S30 G1 x30 f3000 G1 y40 f3000 G1 x-30 f3000 G1 y-40 f3000 M300 S50 M300 S30 G1 x20 f3500 G1 y35 f3500 G1 x-20 f3500 G1 y-35 f3500 M300 S50 M300 S30 G1 x10 f4000 G1 y45 f4000 G1 x-10 f4000 G1 y-45 f4000 M300 S50