If you’re of a certain vintage and have ever done any technical drawing, chances are good that you used a r0tring of some kind, be it pencil or pen. Well, r0tring makes more than writing implements.

C.H. Hanson® introduces its new SharpDraw® Mechanical Pencil extending its broad line of marking tools for carpentry ...

Drawing instruments have been essential to mathematics, architecture, surveying, navigation, engineering design, and other technical endeavors from antiquity ... including pens and pencils, dividers ...