SM82.48222-M8 Threaded Hole + Rod with Eyelet Neodymium magnetic system with 48mm diameter, 22mm thickness and two M8 threaded holes. It contains an N35, nickel-coated magnet. WARNING! This magnet is extremely powerful. To avoid the risk of crashing your fingers or other serious injuries, please handle it with maximum care when approaching metal surfaces. The pulling force is 80 Kg. Max temperature 80 °C Axial magnetization