G20 is a G-code instruction that selects inches for length units in a program. The manual recommends including unit selection in the preamble of each G-code file.
Source checked2/2 values · 2026-10-26
Specification
1 source
Language
gcode
Code
G20
Group
Units
Dialect
LinuxCNC
Study notes
The manual recommends including units in the preamble of each G-code file.
Can we use analytics cookies to see which specs people look up? Nothing is sold or used for ads.