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O0001(NAME OF OPERATION)
G90 Z1 (Absolute positioning, Z safety move up)
G17 G20 M05( XY Plane, Inches, Spindle Off) 
S12988 M03 (Spindle On)
G00 X0 Y0 (Move to XY Zero)
G00 X.5 Y.5 F104(Move to position 1 with feed rate)
G1 G91
X-.125 Y-.125
G90
Z-.2
G91

(BASE)
X10
X.25
Y10
Y.25
X-10
X-.25
Y-10
Y-.25

G0 Z1 (Z safety move up)
G90 X0 Y0 (Return to Zero)
M30 (End Program)
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