The magnets in this listing are grade. Our magnets are triple coated nickel-copper-nickel for good corrosion resistance. And these magnets are magnetized axially giving a north pole on one flat face and a south pole on the opposite face.
0 x 3.0 (+/- 0.1mm). Max Operating Temp: 82 °C. Surface Flux Density: 180 mT. Max Vertical Hold: 800 g. This item is in the category "Business, Office & Industrial\Fasteners & Hardware\Magnets". The seller is "natural-energy-store" and is located in this country: GB.This item can be shipped worldwide.