Attribute Magic - AttributeMagic.com - utility to change file timestamps and metadata
Free File Splitter - File Splitter is a handy freeware program which allows to easily split and merge files
SKTimeStamp - SKTimeStamp is a very simple shell extension which adds a new tab to the Explorer properties dialog.
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.
Attribute Changer - Attribute Changer freeware is a powerful Windows Explorer add-on, available at your fingertips...
HJSplit - HJSplit is a popular set of freeware file-splitting programs created by Freebyte.