Principles: Permanent Magnet Lifter has strong magnetic path produced by Nd-Fe-B magnetic materials .On and off of the magnetic path is controlled by turning the manual handle.Permanent magnetic lifters have magnet as power.and its lifting power will never weaken. Application: In loading and unloading ,the lifter can hoist iron/steel blocks,cylinder and others onto magnetic materials for linkage or connection.It is very convenient for application in loading,unloading,and moving, permanent magnetic lifters are the most ideal lifting facility for factories ,docks,warehouses and transportation. Features: Lightly and ingeniously structured,easy for application,strong magnetic Attraction power and safe in handling.