18 Note Wind Up Music Box Musical Movements with Winding Keys - Wholesale Lot of 8 Popular Tunes Set 1 Wholesale lot of 8 Wind Up Music Boxes with winder keys. Music boxes can be used as they are or glued to your own craft or wood creations. Music box plays 2-3 minutes on one winding. Perfect for use in crafts, hobbies, gifts and novelties. White plastic shell can be easily removed to reveal the mechanical movement.