Derwent Scale Divider

The Derwent Scale Divider is an ingenious drawing tool invaluable to artists. It makes it easy to transfer measurements from life, photographs, and sketches ensuring 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.

Includes instructions.