... Detailed Product Description Product: Neocube magnet ball , Magnetic spheres , Neocube magnet , Magnetic balls Features: We also can produce other size ... 0.03mm of each magnet ball,and 50um coating thickness,high quality ni-cu-ni coating treatment.6) Fast Delivery time: ... EN71 certificationMy company produce neocube, supply stable, good quality with preferential price. We can supply 100000 sets monthly ...