Block Neodymium Magnets – 30x10x3mm, N35 4pcs

These 30x10x3mm N35 neodymium magnets are designed for holding metal objects and can penetrate thin materials like cardboard or wood up to 3mm thick.

• The description claims the magnets can exert a powerful force despite their compact size.
• The description claims the magnets can penetrate thin cardboard or wood up to 3mm thick.
• The description claims exercising caution is necessary due to their immense magnetic strength.