How much does a wooden hammer for hitting patties weigh

Hunan rural New Year's custom of playing patty cake, patty cake hammer weighs 20 pounds, the guy can not lift his hand after playing.

The traditional patty cake tool is composed of a wooden hammer and a stone mortar. Stone mortar is used to smash, grinding herbs or food tools, it can weigh up to about 300 pounds, often a village **** with a stone mortar, a group of people around the stone mortar to play mochi. Patty cake playing is usually spread in southern China, such as Sichuan, Guizhou, Chongqing, Guangdong and other regions.