hook magnet 1. Plating: Ni 2. Size: D8mm*4mm 3. Grade: N38 Sintered NdFeB magnet is the strongest permanent magnet compared with traditional magnet. 1. Applications of Ferrite magnets Electro-Acoustic Field, Motor Field, Electronics, Machinery Equipments, Medical Care and so on. 2. Trading Conditions Sample: We can provide some samples for free to test, you just need pay for the express fee for ...