This digger machine is harvester by strong water flow.So it is no demage on lotus.
lotus root diggger machine Lotus harvester
This machine has two models: one is for 7.5PH, the other one is for 14PH gasoline engine.
If watrer in your pound is deeper than 30cm and less than 70cm, please choose 7.5PH gasoline engine.
If water level in your pound is deeper than 70cm, please choose 14PH gasonline.
More information, you can contact us.