Roadkil´s Sector Editor is a specific tool for hard drives that lets you view, edit, print out and even make searches within the individual sectors of each hard drive.
All the information on your hard drive sectors shown to you by Roadkil´s Sector Editor can be viewed and edited in both hexadecimal or ASCII formats. The information shown on the sectors can also be copied and exported to other files.
Roadkil´s Sector Editor could be really useful to try and manually recover lost data in set sectors of your hard drive.