5Pcs 20x10x3mm Neodymium Magnet N35 NdFeB Block Super Powerful Strong Permanent

Shape: Block
Size:Diameter 20mm x 10mm x 3mm Material:Neodymium magnet Tolerance:±1.0mm Certification:RoHS passed Grade:N35 Max Operating Temperature: 80C/176F Plating: Nickel + Copper + Nickel Triple Layer Plated