Product Category: neodymium countersunk magnets/NdFeB countersunk magnets/ countersunk ring neodymium magnets
Product Name: D20xd4.3/8.7x4mm powerful countersunk magnets
Available Grade: N35-N52, 33M-50M, 35H-48H,35SH-45SH,28UH-40UH,28EH-38EH,28AH-33AH
Surface Treatment: NiCuNi, Zn, NiCu+Sn, NiCu+Ag, NiCu+Au,NiCu+Epoxy, Parylene, Plastic coated, Rubber coated