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.
NOT EXACTLY AS SHOWN. THE RAPIDOGRAPH PENS ARE WHITE IN COLOR BUT OPERATE IN A SIMILIAR MANNER.