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M25-M29: Bar feeder, parts catcher and lathe auxiliaries

Range often used for bar feeder, parts catcher, external data or auxiliaries depending on the builder.

For reference only: syntax changes with the control, the post-processor and the machine parameters. Check the official manual and run a simulation before cutting. Legal notice.

Family
Lathe
Machine
Turning, Mill-turn
Risk
High
Example
M25 / M26 / M27 / M28 / M29
E.g.:
M25 / M26 / M27 / M28 / M29

Machine: Turning, Mill-turnRisk: High

Fanuc · Haas

  • Fanuc: PLC functions: bar feeder, parts catcher or external signals depending on the machine.
  • Haas: On Haas/Fanuc the meaning changes by lathe, option and builder.

Other codes in Lathe

See the full list of G and M codes

Frequently Asked Questions (FAQ)

What does M25-M29 mean in a CNC program?

Range often used for bar feeder, parts catcher, external data or auxiliaries depending on the builder. In the catalogue it appears as "Bar feeder, parts catcher and lathe auxiliaries", within the Lathe family.

Can you give me an example of M25-M29?

M25 / M26 / M27 / M28 / M29 — Range often used for bar feeder, parts catcher, external data or auxiliaries depending on the builder.

Which machines use M25-M29?

M25-M29 is used in: Turning, Mill-turn.

What should you watch out for with M25-M29?

High risk: a mistake here can cause a crash, a broken tool or an out-of-tolerance part. Simulate the program and dry-run it before cutting.

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