CNC Machinist Calculator UltraG82 Drilling cycle with dwell
Fanuc G-code · Mill
Like G81 but dwells at the bottom for P milliseconds before rapid out. Gives a clean bottom for spot drilling, counterbores and countersinks.
Format
G82 X Y Z R P F [K]
Addresses
| Address | What it does |
|---|---|
X Y | Hole position |
Z | Hole bottom |
R | R plane where feed starts |
P | Dwell at bottom, milliseconds |
F | Feed rate |
K | Number of repeats |
How it works
Modal, group 09. Cancel with G80 or any group 01 code.
Example program
T2 M06 (90 DEG COUNTERSINK)
G90 G54 G00 X1. Y1. S1500 M03 (FIRST HOLE)
G43 H02 Z1. M08 (CLEARANCE)
G99 G82 Z-.15 R.1 P250 F8. (CSK WITH DWELL)
…
G90 G54 G00 X1. Y1. S1500 M03 (FIRST HOLE)
G43 H02 Z1. M08 (CLEARANCE)
G99 G82 Z-.15 R.1 P250 F8. (CSK WITH DWELL)
…
The full 6-line example is in the app. Example is in inch. Check offsets and clearances first.
Watch out for
- P is in milliseconds without a decimal point. P250 is a quarter second.
- A few spindle turns of dwell is enough.
Related codes
G82 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Haas NGC | Spot drill and counterbore cycle |
| Mazak (EIA) | Drilling cycle with dwell |
| Okuma OSP | Counterbore cycle with dwell |
| Mitsubishi M70 M80 | Drilling cycle with dwell |
| Brother Speedio | Drilling cycle with dwell |
| Fagor 8055 8065 | Drilling with dwell |
| LinuxCNC Tormach | Drill cycle with dwell |
| Mach3 Mach4 | Drill with dwell |
| Centroid CNC12 Acorn | Drilling cycle with dwell |
| Hurco WinMax (NC) | Drill with dwell or counterbore |
| Fadal | Spot drill or counterbore with dwell |
Every G-code for Fanuc 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 G82 in the app All Fanuc G-codes