N52 Magnet – 2.5″ L x 3/8″ W x 3/16″ H – 6 Pack, Strong Neodymium Bar Nail Ma…
SUPER STRONG: Be produced by rare earth material and are composed of neodymium (Nd), iron (Fe), and boron (B), with the highest grade N52, our neodymium magnet has the strongest strength compared with other similar size magnets.