Mini Scallop Radial Rule. Easily add scallops to your projects. Clear acrylic scallop rule. Measures 4-1/2" x 6". Features 8 scallop sizes with 2-5" spacing 1/2" dotted grid markings over entire ruler Two 45 degree line marks and one 90 degree line mark Includes instructions Each arc is a quarter of a circle... - Mini Scallop Radial Rule. |