A professional who casts metal molds to form jewelry articles. Respnsibilities include:

• Forms plaster mold of model.
• Builds sand mold in flask, using plaster mold as pattern.
• Places flask in furnace or heats flask with blowtorch to dry and harden sand mold.
• Removes plaster mold from flask.
• Melts metal in crucible or furnace, and pours molten metal into channel of sand mold to cast metal mold.
• Opens flask and removes metal mold when metal has hardened, using pliers or tongs.