HEIDENHAIN iTNC 530 (340 49x-05) Pilot - Manual (Page 100)

100
Definin
g
Machining Operations
Additional parameters on the drilling parameters detail form:
 Predrilled diameter: Enter if pre-drilled holes are to be machined
again. This allows you to rough-mill holes more than twice as large as
the tool diameter.
Globally effective parameters on the global data detail form:
 Set-up clearance
 2. Set-up clearance
 Feed rate for traversing between machining positions
 Climb milling, or
 Up-cut milling