D15xd8/4x4 N42 Neodymium magnet Countersunk

Material: NdFeB
Shape: Ring
Size: D15xd8/4x4 mm
Tolerance: +/- 0.1 mm
Coating: (Ni-Cu-Ni)
Magnetisation: N42 4mm per height
Strength: approx. 4 Kg
Max. working temperature: 80°C
Weight: 5 g 

We have with S and N poles to attract each other, if you need magnets with different poles, please choose;

NOTE: S and S poles repel each other, N and N poles repel each other,

- Between two metal plates, thickness 5mm 9 Kg

- Magnet to metal plate, thickness 5mm 4 Kg

- Magnet to magnet 4 Kg