50pcs 10mm od x 5mm id x 2mm thick N45 Neodymium Ring Magnets Craft Magnets Amazon

The R-10-05-02-N is an often requested size that has now been added to our stock inventory. It is a great ring for science experiments and demonstrations. Buy a bunch and save!

This product measures 10mm in diameter and 2mm in thickness and features a 5mm hole through the thickness of the magnet. It is made of a grade N45 neodymium, iron, and boron magnetic alloy blend. This magnetic blend is patent licensed and made under the ISO 9001 quality control systems. They are plated in a nickel-copper-nickel coating for a shiny corrosion-resistant finish. Neodymium ring magnets are perfect for use as magnetic fasteners around the home or for use in commercial applications.

Please note that all neodymium rare earth magnets are fragile and require caution when installing to prevent shattering the magnet when handling due to their brittle nature, and to avoid injury due to pinching.

Material: Sintered NdFeB. Grade N45
Pole Orientation: Axially magnetized, the poles are on the flat surfaces.
Coating: Ni+Cu+Ni 3 layer coating, the best available.
Tolerance: The tolerances of all the dimensions are +/-0.004in with coating.

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.
COMMERCIAL USE ONLY.
If damaged please dispose of completely. Shards are still magnetized and if swallowed can inflict serious damage if magnets join inside the digestive tract.