Possible Clues:

• Musical piece of cutlery
• Metal implement that gives a fixed tone when struck
• A player of king, turn having come round
• Starting pitcher?
• Finds right pitch to regulating how to go in different directions
• A natural player might be using it
• Aid in finding a pitch
• Finn and Turk go out to get a musical instrument?
• Part of Vladimir Horowitz's setting?
• Another thing they might represent