%
 (     ****cover plate ****     )
 N1 G17 G21 G40 G49
 N2 G54 G80 G90 G94
G28
 N6 M05 M09
 N7( M S G,  Load tool  )
 N8 T5 M06
 N9(***  T5 *** 12.7mm  Endmill ***)
 S1800 M03
 N11 G0 F100 G43 Z1. H1 T5 X-150.000 Y66.350

 N13 G1 F100 Z-2. M08
 N14 G1 F200 
G1 G41 X-135.000 D5
 N34 G1 X118. Y66.35
 N35 G2 X131.35 Y53. I0 J-13.35
 N36 G1 Y-53.
 N37 G2 X118. Y-66.35 I-13.35 J0
 N38 G1 X-118.
 N39 G2 X-131.35 Y-53. I0 J13.35
 N40 G1 Y53.
 N41 G2 X-118. Y66.35 I13.35 J0

 N107 G0 Z1. M09
 N108 G00 G49 Z10. M05
G40
G28
 N111 M30