8 x 3 x 1 mm
Material NdFeB Neodymium Shape Block Size 8mm x 3mm x 1mm /- 0.1mm Grade N35 Operating Temperature ≤80℃ /176F Plating Triple plated (Nickel-Copper-Nickel) Magnetic Face 8mm x 3mm Quantity  10 – 1000 Vertical Pull Force 0.21 kg against minimum 5mm steel plate