Stylus fiber pen tip universal replacement is a multifunctional tool for precise touch screen input. It can be used for sketching, drawing, painting, writing, gaming, etc. on all touch screen devices such as cellphones and tablets, and is also suitable for professionals in the workplace, such as designers, architects, engineers, etc. Size and specifications: pen head diameter 6 mm (0.24 inch); M3 thread; total length 19 mm (0.75 inch). Features and compatibility: compatibility and supports all touch screen devices such as various cellphones and tablets. A good replacement for handwriting stylus pen tip; precision with a thin, precise tip for accurate input on touch screen devices; durable and wearresistant; easy to install and use. Installation steps: 1) Choose a suitable size replacement stylus pen tip; 2) Remove the stylus pen tip that needs to be replaced; 3) After installation, precisely touch screen input. Use scenarios: onsite architecture and interior design sketching on a tablet or phone; digital drawing or painting in design software; precise notetaking and diagramming during meetings or lectures.