The machine is made of thickened materials, which is strong and durable. The machine has good working stability and high efficiency. The machine is widely used. It can be used for grinding dry materials such as cereals, coffee beans,spices,traditional Chinese medicine, etc. into powder, and can also be used for grinding wet materials such as corn, rice,soybeans,etc. This is excluding the price of the motor. We still have many other models. If you need, you can contact us. Thank you