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rOtring Isograph Technical Drawing Pen, 3-Pen College Set
Product ID : 11512649
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Galleon Product ID
11512649
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About ROtring Isograph Technical Drawing Pen, 3-Pen
rOtring's unique capillary cartridge Innovative cartridge including the ink helix so every time it is changed, the pen gets a new clean helix and a new pressure equalisation system for easy maintenance. Improved temperature stability through extra large ink-helix volume and optimum location of the ventilation opening for the best reliability. Ink can be used down to the last drop. One ink cartridge included inside the pen.
