Each has its own differences. Walnut depends on the size of the seed cortex line, and wood balls depend on the quality of wood varieties, carvers and materials. This is a collection, and the price is different. As for walnuts, it is said that the price of the three-edged punch is almost 30,000 to 42,000. If the diameter of the wood carving ball is 60, it will be tens of thousands. They are different and have their own preferences.