MAKIN'S-The Ultimate Clay Extruder Additional Discs Set A. The clay extruder has many uses: it can be used for all types of clay and with the included disc set you can create many different embellishments for your projects. This package contains ten discs in a variety of new shapes: large square; octagon; 1/4 pie; large plus; and many more. Extruder is sold separately. WARNING: Choking Hazard-small parts. Not for children under 3 years. Imported.