Designed for use on a variety of paper surfaces. The pen is refilled with cartridges, which uses Rotrings unique capillary system. Set consists of 3 radidograph technical pens 0.25, 0.35 and 0.5mm. 1 rotring T mechanical pencil 0.50mm, 12 hi-polymer HB leads, 1 B20 eraser, 3 pen stands, 3 ink cartridges, 1 compass attachment.
Particularly suited for technical drawing on a variety of surfaces such as tracing paper and vellum. The Isograph has a refillable ink reservoir. Set includes 3 isograph technical pens 0.25, 0.35 ad 0.5mm. 1 rotring T mechanical pencil 0.50mm, 12 hi-polymer HB leads, 1 B20 eraser, 1 bottle of ink 23ml, 1 compass attachment.