I draw with Tashikawa calibrated pen /0,1mm/. It come with cartridge, which lasts about 3 days of drawing. Are there any possibilty to find a converter to pen? If not, are any calibrated pen 0.1mm or just a fountain pen with very fine nib?
UPDATE - it s TaChikawa, not TaShikawa. Sorry
Edited by wanda, 15 February 2017 - 15:18.