Disk Checker 

Disk Checker is a full-featured disk diagnostics and repairs tool with backup ability.The program runs under Windows 95/98/ME/NT/2000/XP. Many media types, command line, logging and dedicated item in Windows shell context menu are supported.
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Acronis Drive Cleanser 

Acronis Drive Cleanser is designed to securely obliterate confidential data from hard drives. It includes most known national data destruction standards and methods by authoritative security experts.
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MG-Split 

MG-Split is a file split utility that can be used to split large files into smaller chunks, so they can be easily copied to floppy disks or sent by email.
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