POLYFORM-Sculpey Clay Extruder. This indispensable tool is made from top quality die-cast steel; and provides a simple way to add attractive textural details to your polymer clay projects! It comes with nineteen interchangeable discs for creating all kinds of unique details. To clean simply bake the barrel at 250 degree Fahrenheit for 15 minutes then chip away any clay residue. This package contains one clay extruder with plunger; locking nut; and nineteen discs. Imported.