%
 (     ****cover plate ****     )
 N1 G17 G21 G40 G49                         (XY plane, metric, rad comp off, tool l comp off)
 N2 G54 G80 G90 G94                         (coord 1, motion mode off, abs, units/minute feed)
( N3 G00 X-10. Y-6. Z-2.)
( N4 G55)
( N5 G0 X0 Y0 Z2.)
 N6 M05 M09
 N7( M S G,  Load tool  )
 N8 T2 M06
 N9(***  T2 *** 12.7mm  Endmill ***)
g28
S3000 M03
 N10 G0 X60.712 Y-118. Z50.0
 N11 G43 Z1. H1 T2
 N12 F100 G1 Z-2.4
 N13 G1 Z-2.5 M08
 N14 F400 G1 G41 X60.712 Y-114.022 D1
 N15 G2 X49.022 Y-125.713 I-25.712 J14.022
 N16 G1 X53.
 N17 G3 X60.712 Y-118. I0 J7.713
 N18 G1 G40 X60.712 Y-118.
 N19 G0 Z1. M09
 N20 X-49.022 Y-125.713
 N21 F100 G1 Z-2.4
 N22 G1 Z-2.5
 N23 F400 G1 G41 X-49.022 Y-125.713 D1
 N24 G2 X-60.713 Y-114.022 I14.022 J25.713
 N25 G1 X-60.712 Y-118.
 N26 G3 X-53. Y-125.713 I7.712 J0
 N27 G1 G40 X-49.022 Y-125.713
 N28 G0 Z1. M09
 N29 X-60.712 Y-12.98
 N30 F100 G1 Z-2.4
 N31 G1 Z-2.5
 N32 F400 G1 G41 X-60.712 Y-12.98 D1
 N33 G2 X-58.648 Y-10.537 I15.712 J-11.186
 N34 G3 Y10.537 I-10.552 J10.537
 N35 G2 X-60.712 Y12.98 I13.648 J13.629
 N36 G1 G40 X-60.712 Y-12.98
 N37 G0 Z1. M09
 N38 Y114.022
 N39 F100 G1 Z-2.4
 N40 G1 Z-2.5
 N41 F400 G1 G41 X-60.712 Y114.022 D1
 N42 G2 X-49.022 Y125.713 I25.712 J-14.022
 N43 G1 X-53.
 N44 G3 X-60.712 Y118. I0 J-7.713
 N45 G1 G40 X-60.712 Y114.022
 N46 G0 Z1. M09
 N47 X49.022 Y125.713
 N48 F100 G1 Z-2.4
 N49 G1 Z-2.5
 N50 F400 G1 G41 X49.022 Y125.713 D1
 N51 G2 X60.712 Y114.022 I-14.022 J-25.713
 N52 G1 Y118.
 N53 G3 X53. Y125.713 I-7.712 J0
 N54 G1 G40 X49.022 Y125.713
 N55 G0 Z1. M09
 N56 X60.712 Y12.98
 N57 F100 G1 Z-2.4
 N58 G1 Z-2.5
 N59 F400 G1 G41 X60.713 Y12.98 D1
 N60 G2 X58.648 Y10.537 I-15.713 J11.186
 N61 G3 Y-10.537 I10.552 J-10.537
 N62 G2 X60.712 Y-12.98 I-13.648 J-13.629
 N63 G1 Y12.98
 N64 X68.65
 N65 Y118.
 N66 G3 X53. Y133.65 I-15.65 J0
 N67 G1 X-53.
 N68 G3 X-68.65 Y118. I0 J-15.65
 N69 G1 Y-118.
 N70 G3 X-53. Y-133.65 I15.65 J0
 N71 G1 X53.
 N72 G3 X68.65 Y-118. I0 J15.65
 N73 G1 G40 X68.65 Y12.98
 N74 G0 Z1. M09
 N75 X56.35 Y-100.
 N76 F100 G1 Z-2.4
 N77 G1 Z-2.5
 N78 F400 G1 G41 X56.35 Y-100. D1
 N79 G2 X35. Y-121.35 I-21.35 J0
 N80 G1 X-35.
 N81 G2 X-56.35 Y-100. I0 J21.35
 N82 G1 Y-24.166
 N83 G2 X-53.031 Y-16.146 I11.35 J0
 N84 G3 Y16.146 I-16.169 J16.146
 N85 G2 X-56.35 Y24.166 I8.031 J8.02
 N86 G1 Y100.
 N87 G2 X-35. Y121.35 I21.35 J0
 N88 G1 X35.
 N89 G2 X56.35 Y100. I0 J-21.35
 N90 G1 Y24.166
 N91 G2 X53.031 Y16.146 I-11.35 J0
 N92 G3 Y-16.146 I16.169 J-16.146
 N93 G2 X56.35 Y-24.166 I-8.031 J-8.02
 N94 G1 G40 X56.35 Y-100.
 N95 G0 Z1. M09
 N96 X60.712 Y-118.
 N97 F100 G1 Z-2.4
 N98 G1 Z-5.
 N99 F400 G1 G41 X60.712 Y-114.022 D1
 N100 G2 X49.022 Y-125.713 I-25.712 J14.022
 N101 G1 X53.
 N102 G3 X60.712 Y-118. I0 J7.713
 N103 G1 G40 X60.712 Y-118.
 N104 G0 Z1. M09
 N105 X-49.022 Y-125.713
 N106 F100 G1 Z-4.9
 N107 G1 Z-5.
 N108 F400 G1 G41 X-49.022 Y-125.713 D1
 N109 G2 X-60.713 Y-114.022 I14.022 J25.713
 N110 G1 X-60.712 Y-118.
 N111 G3 X-53. Y-125.713 I7.712 J0
 N112 G1 G40 X-49.022 Y-125.713
 N113 G0 Z1. M09
 N114 X-60.712 Y-12.98
 N115 F100 G1 Z-4.9
 N116 G1 Z-5.
 N117 F400 G1 G41 X-60.712 Y-12.98 D1
 N118 G2 X-58.648 Y-10.537 I15.712 J-11.186
 N119 G3 Y10.537 I-10.552 J10.537
 N120 G2 X-60.712 Y12.98 I13.648 J13.629
 N121 G1 G40 X-60.712 Y-12.98
 N122 G0 Z1. M09
 N123 Y114.022
 N124 F100 G1 Z-4.9
 N125 G1 Z-5.
 N126 F400 G1 G41 X-60.712 Y114.022 D1
 N127 G2 X-49.022 Y125.713 I25.712 J-14.022
 N128 G1 X-53.
 N129 G3 X-60.712 Y118. I0 J-7.713
 N130 G1 G40 X-60.712 Y114.022
 N131 G0 Z1. M09
 N132 X49.022 Y125.713
 N133 F100 G1 Z-4.9
 N134 G1 Z-5.
 N135 F400 G1 G41 X49.022 Y125.713 D1
 N136 G2 X60.712 Y114.022 I-14.022 J-25.713
 N137 G1 Y118.
 N138 G3 X53. Y125.713 I-7.712 J0
 N139 G1 G40 X49.022 Y125.713
 N140 G0 Z1. M09
 N141 X60.712 Y12.98
 N142 F100 G1 Z-4.9
 N143 G1 Z-5.
 N144 F400 G1 G41 X60.713 Y12.98 D1
 N145 G2 X58.648 Y10.537 I-15.713 J11.186
 N146 G3 Y-10.537 I10.552 J-10.537
 N147 G2 X60.712 Y-12.98 I-13.648 J-13.629
 N148 G1 Y12.98
 N149 X68.65
 N150 Y118.
 N151 G3 X53. Y133.65 I-15.65 J0
 N152 G1 X-53.
 N153 G3 X-68.65 Y118. I0 J-15.65
 N154 G1 Y-118.
 N155 G3 X-53. Y-133.65 I15.65 J0
 N156 G1 X53.
 N157 G3 X68.65 Y-118. I0 J15.65
 N158 G1 G40 X68.65 Y12.98
 N159 G0 Z1. M09
 N160 X56.35 Y-100.
 N161 F100 G1 Z-4.9
 N162 G1 Z-5.
 N163 F400 G1 G41 X56.35 Y-100. D1
 N164 G2 X35. Y-121.35 I-21.35 J0
 N165 G1 X-35.
 N166 G2 X-56.35 Y-100. I0 J21.35
 N167 G1 Y-24.166
 N168 G2 X-53.031 Y-16.146 I11.35 J0
 N169 G3 Y16.146 I-16.169 J16.146
 N170 G2 X-56.35 Y24.166 I8.031 J8.02
 N171 G1 Y100.
 N172 G2 X-35. Y121.35 I21.35 J0
 N173 G1 X35.
 N174 G2 X56.35 Y100. I0 J-21.35
 N175 G1 Y24.166
 N176 G2 X53.031 Y16.146 I-11.35 J0
 N177 G3 Y-16.146 I16.169 J-16.146
 N178 G2 X56.35 Y-24.166 I-8.031 J-8.02
 N179 G1 G40 X56.35 Y-100.
 N180 G0 Z1. M09
 N181 X68.65 Y-118.
 N182 F100 G1 Z-2.4
 N183 G1 Z-2.5 M08
 N184 F400 G1 G41 X68.65 Y118. D1
 N185 G3 X53. Y133.65 I-15.65 J0
 N186 G1 X-53.
 N187 G3 X-68.65 Y118. I0 J-15.65
 N188 G1 Y-118.
 N189 G3 X-53. Y-133.65 I15.65 J0
 N190 G1 X53.
 N191 G3 X68.65 Y-118. I0 J15.65
 N192 G1 G40 X68.65 Y-118.
 N193 G1 X66.35
 N194 G1 G41 X66.35 Y-118. D1
 N195 G2 X53. Y-131.35 I-13.35 J0
 N196 G1 X-53.
 N197 G2 X-66.35 Y-118. I0 J13.35
 N198 G1 Y118.
 N199 G2 X-53. Y131.35 I13.35 J0
 N200 G1 X53.
 N201 G2 X66.35 Y118. I0 J-13.35
 N202 G1 G40 X66.35 Y-118.
 N203 G0 Z-2.4
 N204 X68.65
 N205 F100 G1 Z-5.
 N206 F400 G1 G41 X68.65 Y118. D1
 N207 G3 X53. Y133.65 I-15.65 J0
 N208 G1 X-53.
 N209 G3 X-68.65 Y118. I0 J-15.65
 N210 G1 Y-118.
 N211 G3 X-53. Y-133.65 I15.65 J0
 N212 G1 X53.
 N213 G3 X68.65 Y-118. I0 J15.65
 N214 G1 G40 X68.65 Y-118.
 N215 G1 X66.35
 N216 G1 G41 X66.35 Y-118. D1
 N217 G2 X53. Y-131.35 I-13.35 J0
 N218 G1 X-53.
 N219 G2 X-66.35 Y-118. I0 J13.35
 N220 G1 Y118.
 N221 G2 X-53. Y131.35 I13.35 J0
 N222 G1 X53.
 N223 G2 X66.35 Y118. I0 J-13.35
 N224 G1 G40 X66.35 Y-118.
 N225 G0 Z-4.9
 N226 X68.65
 N227 F100 G1 Z-7.5
 N228 F400 G1 G41 X68.65 Y118. D1
 N229 G3 X53. Y133.65 I-15.65 J0
 N230 G1 X-53.
 N231 G3 X-68.65 Y118. I0 J-15.65
 N232 G1 Y-118.
 N233 G3 X-53. Y-133.65 I15.65 J0
 N234 G1 X53.
 N235 G3 X68.65 Y-118. I0 J15.65
 N236 G1 G40 X68.65 Y-118.
 N237 G1 X66.35
 N238 G1 G41 X66.35 Y-118. D1
 N239 G2 X53. Y-131.35 I-13.35 J0
 N240 G1 X-53.
 N241 G2 X-66.35 Y-118. I0 J13.35
 N242 G1 Y118.
 N243 G2 X-53. Y131.35 I13.35 J0
 N244 G1 X53.
 N245 G2 X66.35 Y118. I0 J-13.35
 N246 G1 G40 X66.35 Y-118.
 N247 G0 Z-7.4
 N248 X68.65
 N249 F100 G1 Z-10.
 N250 F400 G1 G41 X68.65 Y118. D1
 N251 G3 X53. Y133.65 I-15.65 J0
 N252 G1 X-53.
 N253 G3 X-68.65 Y118. I0 J-15.65
 N254 G1 Y-118.
 N255 G3 X-53. Y-133.65 I15.65 J0
 N256 G1 X53.
 N257 G3 X68.65 Y-118. I0 J15.65
 N258 G1 G40 X68.65 Y-118.
 N259 G1 X66.35
 N260 G1 G41 X66.35 Y-118. D1
 N261 G2 X53. Y-131.35 I-13.35 J0
 N262 G1 X-53.
 N263 G2 X-66.35 Y-118. I0 J13.35
 N264 G1 Y118.
 N265 G2 X-53. Y131.35 I13.35 J0
 N266 G1 X53.
 N267 G2 X66.35 Y118. I0 J-13.35
 N268 G1 G40 X66.35 Y-118.
 N269 G0 Z1. M09
G0 z50.0
g28
S2500
g4 p1
s2000
g4 p1
s1500
g4 p1
s1000
g4 p1
s500 
( N270 G00 G49 Z50. M05)
G49 M05
( N271 G90 X0 Y0)
 N272 T2 M06
 N273 M30