A professional who adjusts position of pallet stones to extend each stone specified amount from face of holding recess, using positioning fixture. Responsibilities include:

• Fits pallet in fixture beneath binocular microscope.
• Examines pallet stones through microscope and inserts needle between base of stones and holding recess to force stones upward from recess.
• Swings fork end of pallet against positioning pins of fixture to force stones specified distance into recess.