- D1001N40Dimension: 5/16" dia. x 1/32"Material: Sintered Neodymium MagnetGrade: N40Coating: NiCuNi(Nickel)$0.26D1001N52Dimension: 5/16" dia. x 1/32"Material: Sintered Neodymium MagnetGrade: N52Coating: NiCuNi(Nickel)$0.35D1002N40Dimension: 5/16" dia. x 1/16"Material: Sintered Neodymium MagnetGrade: N40Coating: NiCuNi(Nickel)$0.26D1002N52Dimension: 5/16" dia. x 1/16"Material: Sintered Neodymium MagnetGrade: N52Coating: NiCuNi(Nickel)$0.44D1003N40Dimension: 5/16" dia. x 3/32"Material: Sintered Neodymium MagnetGrade: N45Coating: NiCuNi(Nickel)$0.35D1001TN40Dimension: 5/16" dia. x 1/10"Material: Sintered Neodymium MagnetGrade: N40Coating: NiCuNi(Nickel)$0.35D1004N40Dimension: 5/16" dia. x 1/8"Material: Sintered Neodymium MagnetGrade: N40Coating: NiCuNi(Nickel)$0.32D1004N52Dimension: 5/16" dia. x 1/8"Material: Sintered Neodymium MagnetGrade: N52Coating: NiCuNi(Nickel)$0.61