What are the most commonly used specifications and sizes of seal cutting knives?

Generally, the sizes of commonly used seal cutters are 2mm, 4mm, 5mm, 6mm and 8mm, mainly depending on personal habits. Some people like to use different sizes of seal cutting knives for different stones, that is, "small knives carve small prints, big knives carve big prints."

With the combination of seal and calligraphy and painting art, the demand for artistic seal has increased sharply. After the well found that soft stone became the main material of the seal, the sculpture gradually formed. The knife method of seal cutting has also become the conscious pursuit of seal cutting techniques.