Experience smooth writing with this durable metal ballpoint pen refills. Made from durable metal, this 116mm refill is designed to replace worn-out ink cartridges in your favorite pen. Its blue ink will offer clear and crisp lines for a professional look. Perfect for students, professionals, and anyone who enjoys writing with a smooth writing pen. Whether you're taking notes in class or signing important documents at work, the metal ballpoint pen refill is a reliable choice for all your writing needs. Upgrade your writing experience today and enjoy the convenience of replacing your pen's ink cartridge with ease. .