Introducing the 0.5mm tip fluid writer pen - the perfect tool for precision writing and drawing. PERFECT for touch up, detailing, calligraphy, writing, drawing and much more. With its ultra-fine 0.5mm tip, this pen is perfect for detailed work such as technical drawing, calligraphy, and fine art. The pen's fluid ink flow allows for smooth and consistent writing, making it a pleasure to use. This pen is also great for everyday use, such as taking notes and writing letters. The sleek and stylish design makes it a perfect addition to any office or creative space. The pen is refillable, so you can continue to use it for a long time. The pen's lightweight design makes it easy to hold and use for extended periods of time. Past the knurled grip is a screw in detachable cleaning applicator that is quick use and cleans very well, allowing longtime use.