Rotring Isograph pen Porous-point refilled ink drawing pen 0.1mm-1.0mm needle hook line

Rotring Isograph Technical Drawing Pen, Replacement Nibs. 0.18 0.2 0.25 0.3 0.35 0.4 0.5mm. For Tracing, Vellum Drawing Paper - Gel Pens - AliExpress

rOtring Isograph Technical Drawing Pen, Replacement Nibs, 18 mm : Office Products

1pc rOtring Isograph Needle Pen 0.1-0.8mm Repeated replacement nib Addable Ink hook line pen

rOtring Rapidograph 0.1mm Technical Drawing Pen (S0203000) : Everything Else

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 thin tip allows exquisite detail work. Nib is crafted from stainless steel. Push-on sleeve provides easy access to ink helix and fast cleaning. Color coded barrel indicates line width. Refillable ink reservoir is ideal for frequent drawers.

Rotring Isograph Technical Pen, 0.10 mm

Vintage Rotring Isograph Stainless Steel 0.1mm/ 0,5mm Tip Technical Pen NOS In Carton Box 3501179033945

Rotring Rapidograph Pen - 0.1 mm - Black Ink

rOtring 1903394 Isograph Technical Drawing Pen, 0.1 mm : Everything Else

rOtring 1903394 Isograph Technical Drawing Pen, 0.1 mm : Everything Else

Rotring S0699370 Isograph Technical Drawing Pens, Set, 3-pen College Set (0.20 Mm, 0.30 Mm, 0.50 Mm),brown - Math Sets - AliExpress