D 15 x 3 mm
Material NdFeB Neodymium Shape Disc Size 15mm diameter x 3mm thickness   /- 0.1mm Grade N52 Operating Temperature ≤80℃ /176F Plating Triple plated (Nickel-Copper-Nickel) Magnetic Face Axially Magnetised Quantity 25-1000 Vertical Pull Force 4 kg against minimum 5mm steel plate