Description Used for imprinting dotted or dashed details in all types of clay, plus leather and paper, the Excel Blades Tracing Wheel is also useful for pattern-making and creating details in fondant. It has a 5″ long handle and a serrated, 7/16″ diameter steel wheel that creates 14 perforations per inch. Popular tool for sculptors, polymer clay artists, crafters, cake decorators, and those who sew. Made in the USA.