In addition to buying magnets from lowes magnets and home depot, you could also choose our Chinese magnet manufacturer to make an inquiry and buy in large quantity. This 4.5x4.5x0.5mm magnet is a thin square magnet, which uses the high performance N52 grade of Neodymium Iron Boron to give it a strong magnetic force...
This product is a large-size flat square magnet, which is made of sintered Nd-Fe-B, grade N35. The size is 100mm in length and width, 10mm in thickness, and magnetized in the thickness direction. Due to the large specification of the magnet and strong suction, special care should be taken when using it....