This script will rename the selected tracks in iTunes with their filenames (minus the extension).
There is no accounting for track numbers that may prefix the filename.
To remove characters from the beginning of your Song Names try using the script Remove n Characters From Front.
Perhaps of Interest...
downloaded 9m 46s ago
Rename selected tracks' Song Names with their filenames (minus extension)
downloaded 10m 34s ago
View/Edit tags of selected track(s) in single window
downloaded 12m 38s ago
Delete characters from the beginning or ending of selected tracks' name, artist, album, comments, composer, or show tags
downloaded 18m 45s ago
Play the selected track and stop
downloaded 19m 33s ago
Exports and then re-imports selected tracks' artwork
downloaded 22m 28s ago
Removes leading and trailing space characters from chosen tags in selected tracks