Fine and precise line. Visible ink level, so you will never run out of ink. With ink regulator for a constant ink flow. Reservoir large capacity for an exceptional autonomy. With leak protection system.
Unfalsifiable liquid ink for the colors black and blue.
Wear resistant stainless steel needle point of 0,7 mm thickness, line 0,5 mm.
Sleeve of 4 assorted colors: black, blue, red and green.