Operation Manual

HEIDENHAIN MANUALplus 620 285

4.7 Drilling cycles

Drilling cycles Symbol

Axial/radial drilling cycle

For drilling single holes and

patterns

Axial/radial deep-drilling cycle

For drilling single holes and

patterns

Axial/radial tapping cycle

For drilling single holes and

patterns

Thread milling

For milling threads in an existing

hole

The drilling cycles allow you to machine axial and radial

holes.

For pattern machining, see "Drilling and milling patterns"

on page 336.