This Review Title is This would have been great, except that I found a 'file' on Amazon ... and the content is: This would have been great, except that I found a 'file' on Amazon that works far better.  Had I ordered the file first, I would not have ordered this device.  The 'file' works best, with less of a chance of hurting yourself..There are other information for this review, one is This reviewer did purchase it and the other is 0 people think this review is helpful.