Best way to wipe drive before selling

I have some older (3 years) Blacks I want to sell but want to make sure i do the best i can to wipe the data, I know there is no 100% sure way of doing it but what is the best option either WD/Freeware or even paid for software.

All1

Try ccleaner (.com); with Tools/ Disk Wiper  you can overwrite your disks once or more with f.ex. zeros

ervau wrote:

Try ccleaner (.com); with Tools/ Disk Wiper  you can overwrite your disks once or more with f.ex. zeros

I have ccleaner on the machine now so could use that but was wondering if folks had any suggestions on anything better, Anyone?

All1

Should be done in 3 days. :cry:

All1

I want to know too!