(Deuterium tank switchover valve guard USE 1/4" ENDMILL) F5 G00 X-0.625 Y0.625 M00 (DRILL HOLE) G00 X-0.625 Y5.625 M00 (DRILL HOLE) G00 X-2.125 Y5 M00 (DROP BIT) G02 I0 J-0.875 X-1.25 Y4.125 (cw circle G02 I J X Y) G01 X-1.25 Y2.125 G02 I-0.875 J0 X-2.125 Y1.25 (cw circle G02 I J X Y) G01 X-4.375 Y1.25 G02 I0 J0.875 X-5.25 Y2.125 (cw circle G02 I J X Y) G01 X-5.25 Y4.125 G02 I0.875 J0 X-4.375 Y5 (cw circle G02 I J X Y) G01 X-2.125 Y5 M00 (RAISE BIT) G00 X-6.5 Y1.25 M00 (DROP BIT) G01 X-6.5 Y5 G01 X-10.25 Y5 G01 X-10.25 Y1.25 G01 X-6.5 Y1.25 M00 (RAISE BIT) (REL X-10.25 TO PREVIOUS SQUARE) G00 X-12.375 Y5 M00 (DROP BIT) G02 I0 J-0.875 X-11.5 Y4.125 (cw circle G02 I J X Y) G01 X-11.5 Y2.125 G02 I-0.875 J0 X-12.375 Y1.25 (cw circle G02 I J X Y) G01 X-14.625 Y1.25 G02 I0 J0.875 X-15.5 Y2.125 (cw circle G02 I J X Y) G01 X-15.5 Y4.125 G02 I0.875 J0 X-14.625 Y5 (cw circle G02 I J X Y) G01 X-12.375 Y5 M00 (RAISE BIT) G00 X-16.125 Y0.625 M00 (DRILL HOLE) G00 X-16.125 Y5.625 M00 (DRILL HOLE) G00 X-16.75 Y6.25 M00 (DROP BIT) G01 X-16.75 Y0 M00 (RAISE BIT)