CNC Machinist Calculator UltraHome › G-codes › Hurco WinMax (NC) › G88
G88 Rigid tap (BNC) or bore manual out (ISNC)
Hurco WinMax (NC) G-code · Mill
BNC: rigid tapping cycle. The ISNC description lists G88 as bore with dwell, then the control waits for a manual jog out and Start.
Verify on your machine. This entry could not be fully checked against the maker manual. Check your machine manual before you run it.
Format
G88 X Y Z [Q] R F P [K or L]
Addresses
| Address | What it does |
|---|---|
X Y | Hole position |
Z | Hole bottom |
Q | Peck depth, BNC rigid tap |
R | R plane |
F | Feed rate |
P | Dwell |
I J | Bore shift, ISNC bore form |
How it works
Modal, group 09. Cancel with G80.
Example program
G70 (BNC INCH)
T5 M06 (.250-20 TAP)
G90 X1. Y1. S500 M03 (HOLE)
G88 Z.6 R.2 F25. (BNC RIGID TAP, POSITIVE DEPTH)
…
T5 M06 (.250-20 TAP)
G90 X1. Y1. S500 M03 (HOLE)
G88 Z.6 R.2 F25. (BNC RIGID TAP, POSITIVE DEPTH)
…
The full 5-line example is in the app. Example is in inch. Check offsets and clearances first.
Watch out for
- Check the file dialect. In BNC it taps; in ISNC it stops in the hole and waits for the operator.
- For the ISNC form press Auto then Start after jogging out to finish the cycle.
Related codes
G88 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Fanuc | Boring cycle, manual retract |
| Haas NGC | Boring cycle, dwell and manual retract |
| Mazak (EIA) | Side tapping cycle, live tool |
| Okuma OSP | LAP continuous thread cutting cycle |
| Mitsubishi M70 M80 | Boring cycle, manual retract |
| Brother Speedio | Boring cycle with manual retract |
| Fagor 8055 8065 | Circular pocket canned cycle |
| LinuxCNC Tormach | Boring cycle, manual out, not implemented |
| Mach3 Mach4 | Bore, manual retract |
| Fadal | Bore in, dwell, bore out |
| Swiss (Citizen Star) | Side tapping cycle |
Every G-code for Hurco WinMax (NC) in your pocket. The app has the full example programs, search by number or shop word, a line decoder and calculators for tapping, threading and drilling.
Open G88 in the app All Hurco WinMax G-codes