Rotring Isograph Pen is a precision ink pen with refillable ink reservoir. Suitable for students and professionals, this range offers stainless steel nibs in varying line widths.
The Rotring Isograph Pen is great on many different surfaces like tracing paper, cartridge drawing paper, vellum and lineboard.
The Rotring Isograph Pen replacement cones are easy to insert due to the pen innovative push-on sleeve. This also makes it easy to clean and maintain.