Fully automatic,easier used and more stably,high reliability,long life of the whole machine Controlled by PLC, operated expediently, accurately and ... high precision and long lifeThe main parts of th the machine included frequency, converter, magnetic rule, laser reticule apparatus ... .Technical data: Name Unit QHW-500Blade diameter(choose one type) mm Φ350,Φ400,Φ500Blade up/down stroke mm 2200Main ...