10 Neodymium Countersunk Disc Magnet 20 x 3mm/5mm x (5mm Hole) Strong Disc Screw
Each magnet has a countersunk hole on one side. Neodymium magnets are the most powerful magnets available. Also known as rare earth or NdFeB magnets. 10 Pcs 2In Black 50mm x 50mm 2-Leaf Reinforced Plastic Door Bearing Hinge UK.