They can be divided into sizes: small to large-sized ones are more portable and have more output. A large bean grinder is also called a sizedbean grinder machine, which has a wide range of sizes and output sizes depending on the type they are. A small bean grinder is also called a sizedbean grinder machine and a portable one.
Depending on the size of the grinder, they can be divided into small bean grinders, medium-sized bean grinders and large bean grinders.