Free File Splitter - File Splitter is a handy freeware program which allows to easily split and merge files

HJSplit - HJSplit is a popular set of freeware file-splitting programs created by Freebyte.

GSplit - GSplit is a free file splitter that splits any file into smaller files called pieces. Lots of customization options, attractive and easy-to-use interface.

Batch File Split & Join - Split and merge multiple text or binary files in either character, line, or byte modes. When splitting files, you can split on certain text or binary separator; target given number of parts; or target specific part size. Join files on lines/bytes.

File Split Join - File Split Join is a super-fast program to split any size of a large file into several small units of the size you want so that you can easily burn these units into CD/DVD discs or simply share by way of mail.

Xtremsplit - Xtremsplit is a software solution that enables to cut a large file into several smaller parts.