Most people trim their nails without ever noticing the tiny round hole on the handle of their nail clippers. It may look like a decorative detail, but it was designed with a very practical purpose. The hole allows the clipper to be attached to a keychain, hook, or lanyard, making it easy to carry and harder to lose. This simple addition keeps the tool accessible whether you’re traveling, heading to the gym, or just trying to avoid digging through drawers for misplaced items. Some people even slip a finger through the hole for a steadier grip while trimming, turning a basic grooming task into a more controlled and comfortable experience.

The feature also reflects the clever history behind everyday objects. Early nail clippers were created at a time when personal grooming tools were meant to be portable, so the hole allowed people to keep them close at hand. Over time, the design stayed because it proved useful in more ways than one—organizing multiple clippers together, hanging them in bathrooms, or ensuring they’re always within reach. What seems like a tiny, forgettable detail is actually a smart solution hidden in plain sight. It’s a reminder that even the simplest tools often carry thoughtful design, quietly making daily routines easier without us ever realizing it.