Rotate the main spring 3-4 times clockwise, don't turn it too tight, otherwise it may damage the movement. Repeated sanding several times, the hand feels smooth and delicate, and will not hurt your hands during use.
The and unique appearance of the piano will be very tasteful as a decoration. It can be given as a gift to your friends, family, colleagues, etc.1 x Model grand piano 1 x Black box 1 x bench. This item is in the category "Collectables\Decorative Collectables\Music Boxes". The seller is "herxin" and is located in this country: CN. This item can be shipped to all countries in Europe, Japan, Canada, Australia.