Rotring Rapidograph College Set (0.2mm, 0.3mm, 0.5mm) - Set of 3 Rotring Rapidograph Pen Set perfect for College-level students includes 3 rapidograph pens (.20MM, .30MM, .50MM,) 1 Rotring Tikky 0.5 Pencil,12 hi-polymer HB leads, 1 B20 eraser, 6 ink cartridges and 1 compass attachment The precision ink pen with the innovative refillable capillary cartridge system For tracing paper, vellum drawing paper and lineboard Color coded barrel indicates line width