French Curves are used as a guide in drawing curves when constructing graphs or making engineering drawings.The set comes with 3 curves Small (135mm),Medium (170mm) and Large (310mm). These have a stepped recess as shown on the image and are made from clear Styrene.

•Comes in a set of 3, with 3 different sizes small, medium and large
•Each size measures 135mm ,170mm and 310mm (s,m,l)
•Made from clear styrene great for curves in graphs and drawings