Calligraphy Ruling Pen A versatile ruling pen designed for calligraphers, lettering artists and illustrators. Its adjustable metal tip holds ink, gouache or watercolor and allows you to create fine lines, broad strokes, borders and expressive lettering with ease. best for free hand writing, english , devnagari, abstract stroke etc. Adjustable line width Suitable for ink, gouache & watercolor Great for lettering, borders, lines & artistic strokes Comfortable wooden handle for better control Easy to clean and reuse A simple, useful tool for both precise ruling and creative calligraphy work.