HEIDENHAIN TNC 410 ISO Programming - Manual (Page 286)

260 8 Programming: Cycles
8.6 SL Cy
cles Gr
ou
p I
n The TNC takes the entered finishing allowance (cycle G57) into
consideration.
Overview of SL Cycles, Group I
With MP7420 you can determine where the tool is
positioned at the end of Cycles 21 to 24.
Cycle Soft key
G37 CONTOUR GEOMETRY (essential)
G56 PILOT DRILLING (optional)
G57 ROUGH-OUT (essential)
G58/G59 CONTOUR MILLING (optional)
G58: In clockwise direction
G59: In counterclockwise direction