Another things you should have is the best nose hair trimmer. This small item can do task with great result. Cutting the hair in your inner nose as close to skin as possible make it need more time to grow, so you does not need to worry about your good looking face.
With lithium battery attached on the machine they can be your friend for grooming. They are come in many size, all of them small of course but have different height. You just need to choose which one is fit with your need.
This device do the perfect cut, they are not pull the hair as long as you are do maintenance in blade and power well.