Perfect for all types of crafting materials - The Sculpey Tools Extruder Set is perfect for use with all types of crafting materials including: polymer oven-bake clay, air dry clay, pottery clay and non-dry clay. Tips for using the Sculpey Tools Extruder - - It is simple to use! Remove the plunger from the top. Then choose the disc you want to create with and add it raised side up into the nut. Then screw the nut onto the barrel. Condition some clay and add it to the barrel - the barrel should not be more than 2/3 full of clay. Add the plunger to the top and push down. - After you are done extruding your clay use a blade to cut it away from the extruder. - Clean up tip - bake the barrel at 250 °F (121 °C) for 15 minutes. Let cool, and then gently chip out any clay residue.Tools of the trade - Whether you want to create small, unique shapes for a bracelet or make hair for a sculpture, our Sculpey Tools Clay Extruder is the perfect tool. The polymer clay extruder is a stainless steel tool that you can use to manually mold your clay into something new. Create the pieces you need to finish your project by inserting your clay in the barrel and pressing the clay out - it's a simple, easy way to get creative.