Magnet Neodymium 305: Block Magnet 25mm x 25mm x 5mm N42. Pull force 8.33 kgs 

Neodymium (Rare Earth) Magnets are generally considered to be the strongest permanent magnets available in the consumer market. They offer a high resistance to demagnetization, high Gauss values (unit of magnetic flux density) for size and can be manufactured as Disc’s, Blocks, Rings or in Custom shapes. Please ask or email if additional sizes or pull force is required.