... 3.easy to operate Best price! Automatic grapes crush machinestemming machine,fruit stemming machine,destemmer, stem removing machine,,tobacco leaf thrasher ,stemmed grape, ... ) Working theory: this machine first to remove the stems, then to smash the grapes, mobile single screw pump to convey the ... , do not hurt the grapes and cores. (6)The screw pump can convey the mashed fruit height of 10 meters ...