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M84 Chuck unclamp
Okuma OSP M-code · Mill and lathe
Unclamps the hydraulic chuck
Machine builders set many M codes, and they change by model and options. Check the M code list for your machine.
M84 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Haas NGC | Auto air jet off |
| Doosan (Fanuc) | Turret c.W. Rotation |
| DMG Mori MAPPS (Fanuc) | Load monitor (teaching, monitoring) mode ON |
| Mazak (EIA) | Tool measurement end |
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