Bộ 20 Viên Nam Châm Hình Tròn 15x4mm N52

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℃ , 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 items color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 20 x Magnet