Characterisics : adopting deafener low in noise . adopting removable bits which can be separately removed and sharpened after getting blunt . suitable for smashing all kinds of soft hand and fomed plastics 特点:采用隔音装置,噪音小;动刀采用可卸式刀片,用钝后可单独拆下磨刀;适用于破碎各种软硬和泡沫塑料。