Split and append files of all types and sizes... up to 16 million terabytes. Splits large files so they can be copied onto CDs, DVDs, etc. or sent via email. Choose output file size, media type, or number of pieces. Appends pieces back together to perfectly recreate the original file. Also creates a batch file so that the recipient does not need F.A.S.T. to reassemble the parts. A simple concept executed to perfection.