Magcraft NSN0818 1/4-Inch by 1/2-Inch Rare Earth Rod 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 rod magnets are 0.250 inch (6.4mm) diameter and 0.500 inch (12.7mm) long. They are magnetized through the length. They are composed of grade 40 neodymium iron boron magnetic material and are plated in nickel-copper-nickel for a shiny corrosion resistant finish. Their individual pull force is approximately 7 lbs. Maximum working temperature is 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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