- D1401N40Dimension: 7/16" dia. x 1/32"Material: Sintered Neodymium MagnetGrade: N40Coating: NiCuNi(Nickel)$0.26D1401N52Dimension: 7/16" dia. x 1/32"Material: Sintered Neodymium MagnetGrade: N52Coating: NiCuNi(Nickel)$0.49D1402N40Dimension: 7/16" dia. x 1/16"Material: Sintered Neodymium MagnetGrade: N40Coating: NiCuNi(Nickel)$0.44D1402N52Dimension: 7/16" dia. x 1/16"Material: Sintered Neodymium MagnetGrade: N52Coating: NiCuNi(Nickel)$0.61D1403N45Dimension: 7/16" dia. x 3/32"Material: Sintered Neodymium MagnetGrade: N45Coating: NiCuNi(Nickel)$0.61D1401TN45Dimension: 7/16" dia. x 1/10"Material: Sintered Neodymium MagnetGrade: N45Coating: NiCuNi(Nickel)$0.61D1404N40Dimension: 7/16" dia. x 1/8"Material: Sintered Neodymium MagnetGrade: N40Coating: NiCuNi(Nickel)$0.70D1404N52Dimension: 7/16" dia. x 1/8"Material: Sintered Neodymium MagnetGrade: N52Coating: NiCuNi(Nickel)$0.79D1406N40Dimension: 7/16" dia. x 3/16"Material: Sintered Neodymium MagnetGrade: N40Coating: NiCuNi(Nickel)$0.96