That tiny round hole at the end of many nail clippers is more useful than it looks. It is designed for attaching the clipper to a keychain, lanyard, cord, or travel hook, making it easier to carry and harder to lose. It can also be used to hang the clippers from a bathroom hook for convenient storage. What seems like a small design detail is actually a simple feature for keeping your nail clippers secure, accessible, and easy to find.More below