Abelssoft FileWing is a tool which can help you to recover the deleted files (if they have not been overwritten on the hard disk). It can also delete a file permanently so that which will not be recoverable.
Recovers lost files
Overwrite Free Space
Filters - define what will be looked for before the scan
Read more about Abelssoft FileWing Pro
You can get Abelssoft FileWing Pro License Free just today (June 3, 2011), which will costs you € 19.90 otherwise. Get it from GiveawayoftheDay