Magcraft NSN0579 1/4-Inch by 1/8-Inch Rare Earth Disc Magnets, 40-Count

MAGCRAFT brand rare earthy magnets feature the strongest type of permanent magnet available today. Five to fifteen times the strength of common ceramic magnets, rare earth magnets can lift 500 times their own weight in steel. These magnets are primarily composed of neodymium, iron and boron plated in nickel-copper-nickel for shiny corrosion resistant finish. This set includes forty 0.25" x 0.125" thick super strong magnets...

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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