[gora]

Код:

@Echo Off
SetLocal EnableDelayedExpansion
Set file=e:\Temp 1\temp.txt
Set newfile=e:\Temp 1\newtemp.txt

(For /F "tokens=* usebackq delims=" %%a In ("%file%") Do (
	Set ta=%%a
	Echo !ta:~0,-1!
))>"%newfile%"