More G88 Cycle

RS274/NGC G-code Reference

G88 Cycle

The G88 cycle is intended for boring. This cycle uses a P word, where P specifies the number of seconds to dwell. Program

G88 X… Y… Z… A… B… C… R… L… P…

0. Preliminary motion, as described above.
1. Move the Z-axis only at the current feed rate to the Z position.
2. Dwell for the P number of seconds.
3. Stop the spindle turning.

4. Stop the program so the operator can retract the spindle manually.
5. Restart the spindle in the direction it was going.


G88 Cycle