first 20 lines of g-code

G90

G21

G28

G21 G38.2 Z-71 F80

G10 L20 P1 X17 Y-12.25 Z12.7

G54

G0 Z20

G0 X20 Y20

M3 S12000

G4 P1

G0 X75.659 Y41.618

G1 Z-0.300 F304.8

G1 X74.830 Y41.618 F1016.0

G1 X74.830 Y41.368 F1016.0

G1 X75.659 Y41.368 F1016.0

G1 X75.659 Y41.618 F1016.0

G1 Z-0.600 F304.8

G1 X74.830 Y41.618 F1016.0

G1 X74.830 Y41.368 F1016.0

G1 X75.659 Y41.368 F1016.0

G1 X75.659 Y41.618 F1016.0

G1 Z-0.900 F304.8