DSplit v1.4
DSplit is a command line file splitting tool for WIndows/DOS.
It is very simple and very basic and splits files byte-wise so has no real limits other than your disk space.
Part files can be recombined just by cat
ing them together, or you can use the included DJoin tool.
Information
Supported OSes:
MS-DOS,
Windows 9x, ME, NT, XP, 7, 8, 10.