Can I bulk delete tracks no more on my disk drive from iTunes?
This link might aid you:
As currently claimed by ghoppe, if you intend to delete documents that exist in your iTunes application yet do not exist in your hard drive (they have a '!' alongside them), you can follow his link.
Wherefore deserves, I've had success in the past making use of Doug’s Script. It's really simple to make use of, simply duplicate to your [username ]/ Library/iTunes/Scripts (if the folder does not exist, simply create it), return to iTunes and also in your iTunes manuscript food selection, you're mosting likely to have this: