Achieve accurate proportions every time with the Derwent Scale Divider. This invaluable drawing tool makes it easy to transfer measurements from real-life, photographs, and sketches to your canvas or paper. Use the tool to scale your pictures in ratios from 4:1 to 1:4. It's also helpful for getti...
® Derwent is a registered trademark.
Length 13-1/2" 34 cm