CNC Machinist Calculator UltraHome › G-codes › Mitsubishi M70 M80 › G43
G43 Tool length comp plus
Mitsubishi M70 M80 G-code · Mill
Adds the H offset to Z moves so the tool tip is at the program Z. Used on every tool.
Format
G43 H Z
Addresses
| Address | What it does |
|---|---|
H | Length offset number |
Z | First Z move |
How it works
Modal, group 08. Cancel with G49.
Example program
T3 M06 (TOOL 3)
G90 G54 G00 X0. Y0. S2000 M03 (START)
G43 H03 Z1. M08 (LENGTH COMP ON)
G90 G54 G00 X0. Y0. S2000 M03 (START)
G43 H03 Z1. M08 (LENGTH COMP ON)
Example is in inch. Check offsets and clearances first.
Watch out for
- Use the H number that matches the tool. A wrong H is the most common Z crash.
- Give a Z move in the same block so comp is applied right away.
Related codes
G43 on other controls
The same number can mean something different on another control.
| Control | Meaning |
|---|---|
| Fanuc | Tool length compensation |
| Haas NGC | Tool length compensation plus |
| Mazak (EIA) | Tool length offset, plus direction |
| Okuma OSP | 3D compensation cancel |
| Brother Speedio | Tool length offset plus |
| Fagor 8055 8065 | Tool length compensation on |
| LinuxCNC Tormach | Tool length offset on |
| Mach3 Mach4 | Tool length offset |
| Centroid CNC12 Acorn | Tool length compensation plus |
| Hurco WinMax (NC) | Tool length offset plus |
| Fadal | Tool length compensation positive |
Every G-code for Mitsubishi M70 M80 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 G43 in the app All Mitsubishi M70 M80 G-codes