This machine is a small crush machine; The knife can cut and crush the raw material with 1mm diameter. For the communication of wood chips, stick and straw, stalk into the pieces according to the requirement. It is also suitable for grinding the grains, such as corn, wheat, and straw, etc. Also for wood, paring, etc with different hammer. The machine could be derived by the diesel engine, motor, tractor, etc. This kind of machine could be matched with mounting plate for motor or diesel engine, and collector.