Series YX3 which is made of ferrite adopts lever mechanism and can drawn rod easily to absorb and discharge materials, featuring no electricity consumption, convenient and safe in operation.lt is widely used for transporting long and thin steel plates in combined units at factory dock, warehouse and transportation. Discharging mechanism equipped with lever has good synchronism. And magnetic force can be adjusted conveniently through air gas adjusting rod. Its working face still remain magnetis, during unloading process.