Nine-hole suona size

Small suona: the length of the pole is 22 ~ 30 cm. The most commonly used one is the one with a length of 23 cm (also called "three cheeks").

Zhongsuona: The length of the pole is 32 ~ 40 cm. The most commonly used one is the one with a length of 37 cm (also called "black pole").

Big suona: the length of the pole is 42 ~ 57 cm. The most commonly used is a pole with a length of 50 cm (also called "big pole").

One-foot-four suona should be d:

First, measure the hole spacing on the rod body with a ruler. The distance from the top of the upper end of the rod to the center of the eighth hole is 46mm, the distance to the seventh hole is 6 1mm, the distance to the sixth hole is 76mm, the distance to the fifth hole is 99mm, and the distance to the fourth hole is116 mm.

The length from the third hole is152mm, the length from the second hole is177mm, and the length from the first hole is 204mm. Then punch holes according to the measured distance with a punch.