... the most ideal grinding equipment of all kinds of wood pieces, wood shavings, grass, straw, stalk, corn, weeds, soybean, PVC foaming board, ... cavity without crushing dead Angle, to avoid the raw material of the cross infectionB. Invisible rotor, crushing no dead Angle, ... direction to use, can prolong the use of hammer of time, reduce the number of replacement and unnecessary stopping time High yield ...