A professional who tends one or more machines that automatically tie stuffed casings into links to form meat products, such as frankfurters, sausages, and wieners. Respnsibilities include:

• Threads string into tying mechanism of machine and turns screws to regulate length of links.
• Starts machine and feeds end of stuffed casing into machine.
• Hangs string of linked casings on racks or rods for transfer to smokeroom.