Shredos Disk Eraser 64 bit for all Intel 64 bit processors
...Nwipe originally was a fork of dwipe but has continued to have improvements and bug fixes and is now available in many Linux distros. ShredOS hopefully will always provide the latest nwipe on a up to date Linux kernel so it will support modern hardware.
A disk schredder application for debian-linux systems
...This process is irreversible, and the data cannot be recovered later. Using this application is especially recommended if you're considering selling your storage units. The program is powered by the default kernel module, the "shred" tool. It's bilingual (English and Turkish) and easy to use. Simply select your drive and click the "Destroy!" button.
https://github.com/shampuan/Linux-Disk-Destroyer