Uni Anti-fouling lead Anti-fouling refill Not easy to break the lead Pencil lead Automatic lead sharp lead 0.3 0.4 0.5 0.7 0.9

Introducing the newly developed sharp replacement core for your writing needs. This innovative core is designed to produce clear and dark letters, ensuring your notes are legible and professional.

With a simple sliding operation, replacing the refill is a breeze, allowing you to seamlessly continue your writing tasks without any interruptions. This hassle-free process ensures you can quickly get back to focusing on what matters most to you.

One of the standout features of this replacement core is its high adhesion of core powder. This means that after you write, the core powder adheres exceptionally well, resulting in clean and smudge-free notes. Say goodbye to messy smudges and hello to clean and pristine writing every time you use this premium replacement core.

Revitalize your writing experience with our cutting-edge replacement core, engineered to deliver optimal performance and longevity. It's the perfect accessory for professionals, students, and anyone else who values clear and clean writing.