Operation Manual

HEIDENHAIN MANUALplus 620 505
7.3 Tool data
Centering tool
Select "New tool."
Select special tools.
Select special drilling tools.
Select centering tools.
The help graphics illustrate the dimensions of the tools.
Special parameters for centering tools
DV Hole diameter
DH Stud diameter
BW Drill angle
SW Point angle
ZA Stud length
For further tool parameters, see Page 497.
For drilling operations with constant cutting speed, the
drilling diameter (DV) is used to calculate the spindle
speed.