Not sure what you mean by 1,0 and 0,1... The maxscript command for setting a grid size is setGridSpacing, so you could create a custom macroscript, something like:if getGridSpacing() == 4.0 then setGridSpacing 8.0else setGridSpacing 4.0 The Maxscript help files tell you how to set up a custom macroscript, from there you…