HEIDENHAIN ITNC 530 - PILOT SMART NC Manual page 109

Additional parameters on the milling parameters detail form:
U
Fine roughing strategy. This parameter is only effective if the radius
of the fine roughing tool is larger than half the radius of the coarse
roughing tool:
U Between areas that need to be fine-roughed, move the tool
along the contour at the current depth
U Between areas that need to be fine-roughed, retract the tool
to safety clearance and move to the starting point of the
next area to be roughed out
Globally effective parameters on the global data detail form:
U Retraction feed rate
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