A professional who tends machine that stamps shoe size and cuts or creases shoe insoles. Responsibilities include:

• Installs specified cutting or creasing blade in machine head, using handtools.
• Turns knob and pushes or pulls slide in groove in machine bed to select shoe size stamp.
• Positions insole, grain side down, against guide on bed.
• Depresses pedal that lowers head, cutting or creasing insole to indicate starting and stopping points for subsequent ribbing operations, and forcing insoles against heated size stamp to imprint shoe size.