Rapidograph Technical Pen, Proprietary Nib Size 4mm, Line Width: 0.18mm (3165.4Z)
KOH-I-NOOR RAPIDOGRAPH TECHNICAL PENS – 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.
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