Draftsman's Ruling Pen

A Draftsman's Ruling Pen is a type of pen used in drafting, surveying, and mapping. It is a specialized instrument that is designed to create precise and consistent lines of varying thickness.

The ruling pen consists of two metal blades or nibs that are held together by a screw or a clamp. The blades can be adjusted to control the width of the line that is produced. The pen is typically used with ink or other drawing mediums to create detailed and accurate drawings, maps, or technical illustrations.

Draftsman's ruling pens are commonly used by architects, engineers, and artists who require precise and controlled line work. They are particularly useful for creating straight lines, curves, and fine details in drawings. The adjustable blades allow for versatility in line thickness, making it easier to create different line weights and textures.

In summary, a Draftsman's Ruling Pen is a specialized instrument used in drafting, surveying, and mapping to create precise and consistent lines of varying thickness. It is an essential tool for professionals who require accurate and detailed drawings.