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.

What is a clutch pencil and how does it work? A clutch pencil is a tool used for technical drawing, though many fine artists also tend to use them. They are a type of mechanical pencil that has a ...

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