That small round hole in a nail clipper serves a few practical purposes:
- Keychain attachment – The most common reason is to let you attach the clipper to a keyring, lanyard, or small chain so it’s easy to carry and less likely to get lost.
- Better grip and control – Some people insert a finger, small hook, or cord through the hole to make the clipper easier to hold, especially when trimming toenails.
- Storage and hanging – The hole lets you hang the clipper on a hook or peg for convenient storage.
It still matters today because nail clippers are small, easy to misplace, and often carried in travel kits or on keychains. While the hole is a simple design feature, it has remained useful because it adds portability and convenience without increasing the clipper’s size or complexity.
So despite its tiny size,
