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G85 Boring, feed in and feed out
Hurco WinMax (NC) G-code · Mill
Feeds to Z bottom and feeds back out with the spindle on. Use for reaming and simple boring.
Format
G85 X Y Z R F [K or L]
Addresses
| Address | What it does |
|---|---|
X Y | Hole position |
Z | Hole bottom |
R | R plane |
F | Feed rate, in and out |
How it works
Modal, group 09. Cancel with G80.
Example program
T9 M06 (.375 REAMER)
G90 G54 G00 X1. Y1. S600 M03 (HOLE)
G43 H09 Z1. M08 (LENGTH OFFSET)
G99 G85 Z-.75 R.1 F6. (REAM IN AND OUT)
…
G90 G54 G00 X1. Y1. S600 M03 (HOLE)
G43 H09 Z1. M08 (LENGTH OFFSET)
G99 G85 Z-.75 R.1 F6. (REAM IN AND OUT)
…
The full 5-line example is in the app. Example is in inch. Check offsets and clearances first.
Watch out for
- Turn the spindle on with M03 before the cycle.
Related codes
G85 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Fanuc | Boring cycle, feed out |
| Haas NGC | Boring cycle, feed in and feed out |
| Mazak (EIA) | Reaming cycle |
| Okuma OSP | Boring cycle, feed out |
| Mitsubishi M70 M80 | Boring cycle, feed out |
| Brother Speedio | Boring cycle feed out |
| Fagor 8055 8065 | Reaming canned cycle |
| LinuxCNC Tormach | Boring cycle, feed out |
| Mach3 Mach4 | Bore, feed out |
| Centroid CNC12 Acorn | Boring cycle, feed out |
| Fadal | Bore in, bore out |
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Open G85 in the app All Hurco WinMax G-codes