HEIDENHAIN ND 1200T - Manual (Page 47)

Tool-Chek ® TC200
2-21
Step 4
Continue this process until all of the points have been targeted
and entered. When all of the required points on the perimeter of
the circle have been entered, press the Finish key.
Step 5
Press the Tool feature selection key. Enter the tool information
and press the save softkey.