Nail clippers are available in every household. They are usually used to trim nails or to cut thread ends. They are more practical. We all know that some nail clippers have a small round hole at the end,

but what is the function of this small round hole? ? Many of my friends don’t know it yet, and I just learned today that the big use hidden by the “small round hole” at the end of the nail clipper is really clever. After learning it, try it out. Let’s take a look at its use.