Patented Rapidograph pens provide two airtight seals when pen is in clamped position. No humidification required. No spring-tension seal to jam with dried ink. For all drafting and graphic arts applications. Airtight dry double seal cap that allows instant startup for increased productivity. A consolidated range of point sizes, available in stainless steel. Rapidograph Stainless steel pens for use on paper or vellum.
Note: Pen is not as shown. Kohinoor Rapidograph pens have white handles and similiar features.