%
G40 G17 G49 G54 G80
G91 G28 Z0.0
T01 M06
S1200 M03
F2000.
G43 Z10. H01

G01 G90 X2. Y-20. M08 
Z2. 
G01 Z-0.5 F200.
G01 Y16. (;@LineSelection("low1",FirstTouch,null,LastTouch,null);)
Z2. 
G00 Z10.
G01 X14. Y-20.  
Z2.
G01 Z-0.5 F400.
G01 Y16. (;@LineSelection("low2",FirstTouch,null,LastTouch,null);)
Z2. 
G00 Z10.
G01 X26. Y-20.  
Z2.
G01 Z-0.5 F600.
G01 Y16. (;@LineSelection("low3",FirstTouch,null,LastTouch,null);)
Z2. 
G00 Z10. 

S7200
G01 X38. Y-20.  
Z2. 
G01 Z-0.5 F1200.
G01 Y16. (;@LineSelection("high1",FirstTouch,null,LastTouch,null);)
Z2. 
G00 Z10.
G01 X50. Y-20.  
Z2.
G01 Z-0.5 F2400.
G01 Y16. (;@LineSelection("high2",FirstTouch,null,LastTouch,null);)
Z2. 
G00 Z10.
G01 X62. Y-20.  
Z2.
G01 Z-0.5 F3600.
G01 Y16. (;@LineSelection("high3",FirstTouch,null,LastTouch,null);)
Z2. 
G00 Z10.

G00 G90 X-6. Y10.  
G17 G01 Z-0.5 F600.
S500 M03
X13. F200 (;@LineSelection("through1",FirstTouch,null,LastTouch,null);)
X25. F100 (;@LineSelection("through2",FirstTouch,null,LastTouch,null);)
Z2. 
Z10. F6000.

M09
M05
G91 G28 Z0.0
M30
%