Operation Manual

504 Tool and technology database

7.3 Tool data

NC center drill

Select "New tool."

Select special tools.

Select special drilling tools.

Select NC center drill.

The help graphics illustrate the dimensions of the tools.

Special parameters for NC center drills

DV Hole diameter

BW Point angle

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.