Magnetic square in 15 x 15 x 3 mm neodymium, nickel (NiCuNi) with an adhesive force of 3.4 kg | 50 block magnets (Misc.)
The small magnetic cubes are much stronger than expected. If sticking two of which directly successive one gets auseinender the difficulties. Therefore, while providing even plastic discs between the blocks and the one best left well in between. If y
