N42 Neodymium Square Magnet - 3/8" x 3/8" x 3/8" thick - 9.44lbs Pull

3/8" x 3/8" x 3/8". +/-0.1mm tolerance. Each magnet has north and south poles on opposing faces. Each magnet can support a steel weight of up to 9.44lbs vertically from the magnetic face when in flush contact with a mild steel surface of equal thickness. Coated with three layers of nickel, copper and nickel to reduce corrosion and provide a smooth finish. Neodymium magnets, although small provide a strong magnetic pull at an affordable price. Their shape and size means they are very versatile; they are used in many applications including model making, crafts, packaging and manufacturing