- B020202N40Dimension: 1/16" x 1/16" x 1/16"Material: Sintered Neodymium MagnetGrade: N40Coating: NiCuNi(Nickel)$0.07B020204N45Dimension: 1/16" x 1/16" x 1/8"Material: Sintered Neodymium MagnetGrade: N45Coating: NiCuNi(Nickel)$0.11B020208N45Dimension: 1/16" x 1/16" x 1/4"Material: Sintered Neodymium MagnetGrade: N45Coating: NiCuNi(Nickel)$0.18