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  • 4X1" NdFeB Rare Earth
  • N42 Disk Neodymium Magnet
  • Neodymium Magnet
  • Neodymium Magnet

N42 4"x1" Neodymium Rare Earth Disc Magnet

53.64 Ounces
Usually ships in the next business day
Calculated at checkout
Your Price:
$104.71 (You save $60.96)


This product measures 4" in diameter and 1" in thickness and is made of a grade N42 neodymium, iron, and boron magnetic alloy blend. This magnetic blend is patent licensed and made under the ISO 9001 quality systems. They are plated in a nickel-copper-nickel coating for a shiny corrosion-resistant finish. The North and South poles are on the flat sides. The pull force of this magnet is 356 lbs. This is a great item for use in personal projects as well as for crafts and closures and can also be used to help keep objects secured or fastened to any ferrous surface. 

  • Material: Sintered NdFeB, grade N42
  • Gauss Rating: 13,200 Gauss
  • Holding Power: 356 lbs
  • Pole Orientation: Axially magnetized, poles are on the two flat surfaces
  • Coating: Ni+Cu+Ni 3 layer plated, the best coating available
  • Tolerance: The tolerances of all the dimensions are +/-0.002in with coating.
Note: This magnet is very powerful and please follow our instructions and handle with care.

PLEASE NOTE:             

  • All magnets may chip and shatter, but if used correctly can last a lifetime.
  • Keep away from pacemakers.
  • Not for children, parental supervision required.
  • If damaged please dispose of completely. Shards are still magnetized and if swallowed can inflict serious damage if magnets join inside the digestive tract.


Product Videos

Shark-deterring Magnet (01:10)
2006 International Smart Gear Competition Winning EntryGrand-Prize winner Michael M. Herrmann beat out more than 80 other contenders for the Smart Gear grand prize with an original idea that uses a shark's ability to detect magnetic fields as a way to protect them from accidentally being caught on fishing lines.
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Warranty Information

This product is covered by 10 year warranty on the magnetic strength under normal usage. Used in the environment which has high temperature and virbation will void this warranty. The product should not be used in the outdoor or high humid or salty environment except extra insulation measurement is taken.

Other Details

Gauss Rating:
13,200 Gauss
Pulling Force:
356 lbs
Pole Orientation:
+/- 0.002in


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