This unique tool is designed specifically for pottery work allowing you to extrude long sections of shaped clay the clay extruder is manufactured using durable metal components to ensure it will withstand frequent workshop useextruding shapes include square sizes 7mm 10mm 13mm circle sizes 6mm 13mm 20mm and slit sizes 19mm x 3mm 28mm x 6mm extruding length is approximately 330mmthis tool is excellent for creating decorative extrusions for embellishing existing pieces such as vases and