Description50pcs N52 Strong Cylinder Magnets Rare Earth Neodymium 4*6MM<br>Specifications<br>   Shape: Cylinder  Size: 4*6MM  Grade:N52  Material: Neodymium Magnet.   Surface Treatment: Nickel plating  Operating temperature: &amp;le;80\u2103<br>  Features<br> Those are Grade N52 Neodymium Magnets.<br> Stronger than N42， N45， N48，N50， etc.<br> 50.8 lb holding power each magnet.<br>  <br> Notes Children should use the item under adult's supervision.<br>  <br> Package Included<br> 50 x N52 Strong Cylinder Magnets