The black Edding 1800 precision fine writer is perfect for fine detailing. The nib is encased in metal and produces lines with a stroke width of 0.25mm. The pen is an ideal choice for creating technical drawings, sketches or working with templates. The precision fineliner contains fade-resistant and water-resistant pigment inks so your work retains its quality for a long time This is a pack of 10 for the price of 9!