Set of 10 magnets 3/4" OD x 5/16" ID x 3/16" thick (19.1 mm x 7.9 mm x 4.8 mm) Material: Neodymium (NdFeB) Grade: N48 Coating: Nickel (Ni) Magnetization: Axial Pull Force: 8.03 pounds SKU# M34316516R OD = Outder Diameter ID = Inner Diameter
