China Rare Earth Magnet Limited manufactures countersunk permanent magnets or pot magnets with countersunk hole.

For example:
Neodymium Countersunk Magnets
 

Material: Sintered NdFeB Magnets
Grade: N35~N52, N30M~N50M, N30H~N48H, N30SH~N45SH, N28UH~N40UH, N28EH~N38EH
Coating: Ni-Cu-Ni, Zinc, Epoxy, etc.
Manufacturer: China Rare Earth Magnet Limited
Remark:
1. Customers usually require countersunk magnets magnetized through thickness, usually indicate which side is N, S pole, or half quantity N-S, half quantity S-N.
2. For such neodymium permanent magnet, we usually ask customers to provide drawing with countersunk-hole dimension.
 

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