Find the arctype variable. Usually at the top of the post.
: Modifying the post to automatically pull tool names or bin locations into the header of the G-code. Custom M-Codes mastercam post processor editing
Change 0.4 0.3 to 0.3 0.3 for three decimal places. Find the arctype variable
if toolchng = 1, [ pbld, n$, "M01", e$ pbld, n$, "G28", "Z0.", e$ ] else, pbld, n$, "G00", "Z.1", e$ e$ ] else
To force a feedrate on every linear move (safety for some controls):