You either want to reshape your nails or have broken a nail and need to file it down. We have a love and hate relationship with our nail files. We love them because they are lifesavers at the most inopportune moments, but at the same time, we hate that we have to use them at all. Unless it’s a “mani” or “pedi” situation that is. Either way, there is a lot about this simple little object that we don’t understand or know about. There are things about your nail file that would not only shock you but surprise you. Here is what you should know about your nail file!