An ingenious drawing tool invaluable to artists. The scale divider is a drawing aid that makes it easy to transfer measurements from life, photographs and sketches ensuring you achieve accurate proportions every time.

This practical drawing tool allows you to scale your pictures in ratios from 4:1 to 1:4. When not in use it folds neatly away and will slip easily into a backpack when you are out and about.

Watch the video below to see how the Derwent Scale Divider works: