BJ-NJ牛头式剪板机 BJ-NJ Bull head plate cutting machine 加工厚度　≤1.5mm Proceesing thickenss ≤1.5mm NJ机最适用风管落料直线剪切。 长度不限，操作简便，转场灵活。 NJ machine is most suitable for perpendicular cutting of the dropping material of the pipe. It is of unlimited length, convenient usage and turning around swiftly. BJ-QD手动切断机 BJ-QD Manual cutting off machine 加工厚度≤0.8mm Proceesing thickness≤0.8mm QD机为轻便型剪板机，适应现场灵活剪板。 QD Manual cutting off machine is a potable plate-cutting machine, fit in cutting at spot.