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Nc center drill, 3 tool data – HEIDENHAIN SW 68894x-02 User Manual

Page 504

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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.