37/47" O.D x 37/94" I.D x 12/61" thick Diametrically Magentised N42 Neodymium Magnet - 7.05lbs Pull

• 37/47'' outer diameter x 37/94'' inner diameter x 12/61'' thick
• Diametrically magnetised with polarities runnung 90 degrees opposite 3/38'' holes.
• 3/38'' hole through the diameter.
• Excellent resistance to demagnetisation
• Coated with three layers of nickel, copper and nickel to reduce corrosion and provide a smooth finish

These versatile high-performance ring magnets are diametrically magnetised which means their north and south poles are on opposite curved faces. They also have a small 3/38'' hole going through the diameter of the magnet. They are used in many everyday appliances such as vacuum cleaners plus motors, generators, rotor shafts and more.