N42 Neodymium Pot Magnet with M4 Internal Thread for Holding, Hanging and Displaying Items 20mm dia 7.8kg Pull Pack of 1

STRONG RARE ERATH MAGNET. Each magnet can support 7.8kg vertically from the magnetic face when in flush contact with a mild steel surface of equal thickness. RESISTANT TO CRACKING & CHIPPING. An advantage of pot magnets is that they are resistant to chipping or cracking following constant impact with a steel surface. CORROSION-RESISTANT PREMIUM COATING. Coated with three layers of nickel, copper, and nickel to reduce corrosion and provide a smooth finish. EXTERNAL THREAD. These Neodymium pot magnets feature an M4 metric internal thread that allows them to be screwed together with objects that have a compatible external thread. SPECIFICATIONS. 20mm diameter x with a M4 internal thread. EXPERT ADVICE. After your purchase, our team of experts is always available to provide you with technical advice and support with your application.