Material:Sintered Neodymium Iron Boron Grade:N40 Grade. Tolerance:Standard +/-0.05mm, Min.+/-0.03mm Magnetized through the 5mm thickness, the poles are on the 25x10mm surfaces Nickel-Copper-Nickel triple layer coating for superior durability
Sintered NdFeB magnet; Neodymium Magnet.
Nickel or customized
+-0.03mm to +-0.05mm
We could make the magnet according to your designed shape and size.
Coatings for your choose：
Different coating for your selection
|Salt Spray Test
|With high anti-corrosion ability
|Applicable to a more harsh environment
|Toy, insulation machinery
Ref drawing for Countersunk hole :
These magnets are very powerful which should be handled with great care.Do not allow children to play with them unsupervised.
Keep the magnets away from pacemakers and magnetic storage devices such as mobile phones, bank cards and computers.