This is a diameter of 8mm buck ball, also known as the Rubik's cube magnetic ball, nickelcopper-nickel treatment, thickness magnetization, weight 2.04g, sample N42 grade table magnetic strength of about 6000 Gauss, vertical tension of about 0.9kg, mainly used for toys, can be a variety of pieces into a variety of graphics, bracelets, etc., manufacturers sales, welcome wholesale inquiry.
Note: Neodymium magnetic balls are easily swallowed, so keep them away from children and pets to avoid the risk of ingestion or choking.