... so on 12-15 digging depth river dualmagnetic operator iron selection equipmentTechnical Parameters Equipted hoppers:95-100Floating size: 24*2 ... belt coveyorThis equipment includes water selection, dry selection, screening sand then crushing. At the same time, it will do such job, feeding ... is that it can be used in river, lake, offshore, hill and mine. 12-15M Digging Depth Iron Sand Selection Machine