... ,electromagnetic plate 3,high working duty 4,passed ISO, safe Magnetic cranes/hoist and EquipmentsElectromagnetic crane1.The crane equipped with accessible ... welded automaticly, nondestructive flaw detection The trolley is consisted with motor,reducer, brake, coupling, the wheel, drum No asbestos brake ... or IP44, Fgrade insulation Brake effectively, and long service life Magnetic Overhead Crane/hoist