You must have been completely depressed when you Mac hard drive is damaged, you would be thinking that all the data is lost but that is not the case damaged hard drive data recovery is possible now. There can be logical as well as physical damage in the Mac hard drive. The logical damage can be due to the corruption in the file system, any error in doing the partition of the drive, virus infection etc. You can fix this with the help of disk utility and then the damaged hard drive data recovery can be done by using the time machine backup. The physical damage has to be repaired by an expert however the damaged hard drive data recovery can be done by your own. IF the time machine fails then you can use the Mac data recovery software to scan the drive and see the result in the preview. You can make the selection of the file and restore them where you can access them easily. So the damaged hard drive data recovery will be completed now.