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Specification Pack size A pack of 1 magnet Geometry 25mm dia x 20mm thick with a 6mm hole through the centre and a counterbore to take an M5 nut head on the North Pole. The NORTH pole is on one 25mm dia face and the SOUTH pole is on the opposite face. The NORTH and SOUTH poles are 20mm apart. Plating These magnets are plated with 3 layers of protective coatings - Nickel + Copper + Nickel (Ni-Cu-Ni) Performance Neodymium magnets are supplied in power bands or grades. Our normal magnets are N42 power. Many suppliers sell power band N35 or N38. These magnets are N52, which is the highest grade that can be produced by any manufacturer. This is the strongest magnet available for it's size - an absolute breakthrough! You will be astounded by the power of these magnets! These magnets will have approximately 6,700 Gauss on each face. Each magnet can support a steel weight of up to 40 kgs Extreme Power Warning!! These magnets are dangerous! If your fingers are trapped between two of these magnets, they will cut the skin. These magnets should only be handled with great care. Maximum Operating temperature 90 degrees C Fixing They can be fixed using a 6mm cap head screw.
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