HEIDENHAIN TNC 320 User Manual page 174

7.3 Overlapping Contours
Fundamentals
Pockets and islands can be overlapped to form a new contour. You can
thus enlarge the area of a pocket by another pocket or reduce it by an
island.
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Example: NC blocks
12 CYCL DEF 14.0 CONTOUR GEOMETRY
13 CYCL DEF 14.1 CONTOUR LABEL1/2/3/4
Fixed Cycles: Contour Pocket