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G61 Exact stop mode on
Okuma OSP G-code · Mill
Every cutting block stops fully before the next block starts. Gives sharp corners at the cost of cycle time.
Format
G61
How it works
Modal. Cancel with G64.
Example program
O1000 (OKUMA MILL SAMPLE)
N1 G15 H1 (WORK COORDINATE SYSTEM 1)
N2 G61 (EXACT STOP MODE)
N3 G01 X2. F20. (SHARP CORNER)
…
N1 G15 H1 (WORK COORDINATE SYSTEM 1)
N2 G61 (EXACT STOP MODE)
N3 G01 X2. F20. (SHARP CORNER)
…
The full 6-line example is in the app. Example is in inch. Check offsets and clearances first.
Watch out for
- Leave G61 on only where corners matter, then return to G64.
Related codes
G61 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Fanuc | Exact stop mode |
| Haas NGC | Exact stop mode |
| Mitsubishi M70 M80 | Exact stop check mode |
| Brother Speedio | Exact stop mode |
| Fagor 8055 8065 | Multiple machining in a rectangular pattern |
| LinuxCNC Tormach | Exact path mode |
| Mach3 Mach4 | Exact stop mode |
| Centroid CNC12 Acorn | Exact stop mode |
| Hurco WinMax (NC) | Precision cornering, exact stop mode |
Every G-code for Okuma OSP 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 G61 in the app All Okuma OSP G-codes