- R240402N45Dimension: 3/4" od x 1/8" id x 1/16"Material: Sintered Neodymium MagnetGrade: N45Coating: NiCuNi(Nickel)$1.21R240404N42Dimension: 3/4" od x 1/8" id x 1/8"Material: Sintered Neodymium MagnetGrade: N42Coating: NiCuNi(Nickel)$1.73R240612N45Dimension: 3/4" od x 3/16" id x 3/8"Material: Sintered Neodymium MagnetGrade: N45Coating: NiCuNi(Nickel)$4.36R240808N42Dimension: 3/4" od x 1/4" id x 1/4"Material: Sintered Neodymium MagnetGrade: N45Coating: NiCuNi(Nickel)$3.48R240808N52Dimension: 3/4" od x 1/4" id x 1/4"Material: Sintered Neodymium MagnetGrade: N52Coating: NiCuNi(Nickel)$4.36R240812N45Dimension: 3/4" od x 1/4" id x 3/8"Material: Sintered Neodymium MagnetGrade: N45Coating: NiCuNi(Nickel)$5.23R240816N45Dimension: 3/4" od x 1/4" id x 1/2"Material: Sintered Neodymium MagnetGrade: N45Coating: NiCuNi(Nickel)$6.11R240824N45Dimension: 3/4" od x 1/4" id x 3/4"Material: Sintered Neodymium MagnetGrade: N45Coating: NiCuNi(Nickel)$10.48R240824N52Dimension: 3/4" od x 1/4" id x 3/4"Material: Sintered Neodymium MagnetGrade: N52Coating: NiCuNi(Nickel)$12.23