Rotring Tikky 0.35mm automatic pencil we have in the family since the 80s. Finished 3 engineering degrees before CAD era and is my daily driver for the last 10 years. It only
Amazon.com : rOtring S0801310 Tikky Mechanical Pencil, Black Barrel, 3-Piece Set : Technical Drawing Pens : Office Products
Rotring Tikky Graphic Drawing Pen - Pigment Ink - 0.3 mm - Black Ink | JetPens
rOtring Tikky 3-in-1 Ballpoint Pen & Mechanical Pencil, 0.7 mm, White (1904452) - Walmart.com
New pen day - Rotring Tikky 1.0 Ballpoint, first impressions are very good! Nice weight, ink flows well and seems pretty robust, which is a must! : r /pens
Rotring Tikky Liner Gel Ink Pen - 0.3/0.5/0.7 mm - Black Ink,metal pen holder
Rotring Tikky Graphic Drawing Pen - Pigment Ink - 0.3 mm - Black Ink | JetPens