Isograph Technical Drawing Pen, 0.18 mm, This is a high-precision technical pen with a refillable ink reservoir, available in 13 different line widths. By Rotring

It comes to you in New and Fresh state Designed and manufactured with precision for optimum performance. This is a high-precision technical pen with a refillable ink reservoir, available in 13 different line widths. Wear-resistant, hard chrome-plated...