Drawing System Pens Set

Details: Set of 4 black drawing pens in line widths of 0.1 mm, 0.3 mm, 0.5 mm, and 0.7 mm, for drafting, illustration, and graphic design. The ink is water-resistant, fade-resistant, acid-free, and xylene-free with low odor. The nibs can be used with rulers and templates.

Dimensions: 5.75" x 2.75" x 1"