A professional who tends machine that shapes and flattens welt of lasted shoe prior to attachment of outsole. Responsibilities include:

• Positions shoe on anvil and depresses pedal to start machine.
• Guides welt under hammer that shapes and flattens it.
• Depresses second pedal to start slashing knife that scores toe portion of welt to permit smooth curving of welt at toe.
• May join shank to insole.
• May join outsole to shoe.