Narang scientific & electronic equipments manufactures and exports heavy duty rotary flask shaker, model seco-518. It is specially developed for shaking solution in glass flasks in research institutions, workshops, chemical & agriculture laboratories. It compact in size and can be easily mounted on bench. The platform is having rubber discs for holding erlen meyer flasks from 50 ml. To 1000 ml. Capacity. The platform is mounted on ball bearing crank shafts to provide an orbital circular motion to flasks. Horizontal rotary flask shaker works on 22o volts, 1 ph, 50 cycles ac supply.