Product name: ND-Fe-b magnetic dimensions: length, width, high 3MM 4MM 5MM material: N35 zinc plated, nickel plated gold plated color

Products are mainly used in electronic and electrical appliances, plastic hardware tools, machinery and communications equipment, instrumentation, accessories, bags, leather handbags, medical health, water conservancy construction, aviation, trains, cars, toys, gifts,jewelry arts, packaging, printing, and other fields.