1,Large steel wire capacity 2,Stablility and reliability on operation 3,Heavy duty winch 2JZ series sinking winches are used in coal mine, metal mine, non-metallic mine for hanging the swaying tray, water pump, air compressor, grouting tube, wind-cone and other excavation facilities, also can use for hanging heavy loads on surface and underground.ModelJZ-10/800JZ-16/1000JZ-16/1600JZ-25/1320JZ-25/ ...