Porfeet 20Pcs 15x4mm N52 Round Disc Hole Rare Earth Neodymium Magnet Super Strong Block

Specifications: Coated nickel-copper-nickel plating to prevent the iron from rusting. Have strong magnetic performances. Usually placed in room temperature the maximum operating temperature is 80°C and it never will demagnetization. Please be care when break apart because neodymium block magnet have strong magnetism. Type: Magnet Material: NdFeB Plating: Ni-Cu-Ni (Nickel) Grade: N52 Quantity: 20Pcs Features: Super Strong Magnetism Round Disc with Hole Size: 15mmx 4mm/0.59 x 0.16 (Approx.) Hole Diameter: 4mm/0.16 (Approx.) Notes: Due to the light and screen setting difference the item s color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 20 x Magnet