Hi all,
I written this plugin to use the free Text Engraver by cncdrive that only outputs mm Gcode, Terry created a linked in the UCCNC tool section of this forum. The plugin coverts Gcode files from mm to inch or inch to mm.
You can read about it or download following link
https://www.cnczone.com/forums/uccnc-control-software/361404-gcode-unit-converter-plugin.html