If a disk's mechanical hitch is obvious, then one might only have a single chance to retrieve data
. This explains why data recovery hardware help from a trustworthy company is necessary. Do not bother too much about the hefty price a few good technicians want for their services. In any case, having a disk drive puts one in a risky position. Losing valuable data is very possible at this point, and a user may not have it secure in another secondary storage device.