Magcraft NSN0620 1/4-Inch Rare Earth Sphere Magnets, 10-Count

Rare earth magnets are the strongest type of permanent magnet currently made. They are amazingly powerful for their size and have innumerable uses. These sphere magnets are 0.250 inch (6.4mm) in diameter. They are composed of grade 40 neodymium iron boron magnetic material and are plated in nickel-copper-nickel for a shiny corrosion resistant finish. Max Working Temperature - 176 F (80 C). Magnets may chip and crack if allowed to snap together..

Features:

• Neodymium iron boron (NdFeB) rare earth magnets
• Grade - N40
• Dimensional tolerance - +/-0.005 Inch
• Plating - nickel-copper-nickel
• Maximum working temperature - 176-Degree Fahrenheit (80-Degree Celsius)

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