A professional who tends machine that unwinds wire netting to be embedded in sheet glass. Respnsibilities include:

• Cuts V-shaped point on leading edge of roll, using hand shears, and positions roll on holding frame of machine.
• Signals coworker to feed end of wire netting into glass-rolling machine.
• Splices end of depleted roll of netting to lead end of new roll and places new roll in unwinding frame.