Keep your favorite pen writing smoothly with the anterique oil-based ballpoint pen 0.5 refill set. Designed for precision and durability, these refills ensure consistent ink flow and sharp, clean lines every time. The 0.5mm fine tip delivers controlled and neat writing, making it perfect for notes, documents, and everyday tasks. Compatible with Anterique oil-based pens, this refill set offers long-lasting performance and great value for regular writers.