hudong facrory manufacture 100KGF,300KGF,400KGF,600KGF,1000KGF,1500KGF,2000KGF,3000KGF,4000KGF,5000KGF magnetic lifter and permanent magnetic lifters for worldwide customers at very competitive price, we can manufacture all magnetic devices according to customers' requirement.1) Designed with powerful rare earth magnet Nd-Fe-B, 2) Mainly used for carrying such iron products as armor plates, iron moulds and other armor plate products 3) No fishhook needed, no power needed, maintenance free 4) Every product has been tested 5) Reach or exceed three times of the safety rate 6) Insurance button specially made for safety 7) Includes pressurizing structure 8) Usage life: more than eight years