If you’ve ever noticed the small round hole on the handle of your nail clipper and wondered why it’s there, you’re not alone. It may look like a random design detail, but it actually serves a very practical purpose. That tiny opening allows you to attach the clipper to a keychain, lanyard, or metal ring—keeping it accessible and preventing it from disappearing into drawers or bathroom cabinets. For anyone who’s ever spent too long searching for a misplaced clipper, this small feature quickly becomes a game-changer.

Using it is simple. Just thread a slim key ring through the hole and attach it to your keys or hang it on a bathroom hook. Instantly, your clipper becomes portable, organized, and easy to find. The hole can also be surprisingly versatile. You can use it to group different clippers together on one ring, hang it for quick access, or even slip a finger through for extra control—especially when handling smaller or slippery clippers. While not an official technique, many people find it helpful.

The feature has roots in the history of grooming tools. Modern nail clippers emerged in the late 19th century and gradually evolved through thoughtful design changes. The hole was added to make clippers easy to carry at a time when dedicated bathrooms weren’t common, allowing people to bring essential grooming items with them throughout the day.

Today, nail clippers often come with built-in extras like nail files, bottle openers, and miniature tools, yet that small circular hole remains one of the simplest and smartest features. It’s a reminder that even everyday objects can be cleverly designed, proving that small details can make a big difference in how we organize and use the tools we rely on.