Sweet Elite Tools- Arc Tool, Large, For Gum Paste and Fondant, Polymer Clay Figure Modeling by Autumn Carpenter Tool One creates narrow arcs. One end creates arcs that are 8 mm x 17 mm, while the other creates arcs 16 mm x 14 mm. Tool Two creates wide arcs. One end creates arcs that are 28 mm x 14 mm, while the other creates arcs 28 mm x 8 mm. Tools are made of high quality, food-grade plastic. Hand wash in hot, soapy water.