A professional who tends machine that stretches and sets circular knitted cloth (knit tubing) to uniform width. Respnsibilities include:

• Turns screws to adjust width of spreader according to specifications.
• Turns valves to admit steam into steam box that sets stretched cloth.
• Threads cloth over feed and guide rollers, around spreader, through steam box, and between pressure rolls, and wraps end of cloth around takeup roll or guides end through swing-folding attachment. Starts machine and observes flow of cloth to detect cloth defects, such as dirt, dye streaks, and holes.
• Cuts defects from cloth, using shears.
• Measures width of calendered cloth with hand rule.
• Cuts calendered cloth with shears or automatic cutter attached to machine and doffs rolls of cloth from machine.
• May lower top pressure roller to press cloth.
• May attach identification tag to end of cloth bolt.
• May tend calender fed from rolls, handtruck, or another machine.