Try Eraser, its free
or FileShredder:
Paid software: East-tec eraser 2011
P.S: You can get East-tec 2009 for free from an old Dottech promo
Try Eraser, its free
or FileShredder:
Paid software: East-tec eraser 2011
P.S: You can get East-tec 2009 for free from an old Dottech promo