Ferrite Ring Magnet - 72mm (OD) x 32mm (ID) x 15mm (H) W_92mm It has a high strength

It has a high strength magnet in a mild-steel nickel coated pot with a countersunk hole

including 12mmx20mm neodymium cylinders

The modern preference for using steel instead of timber or masonry

steel is very heavy and presents handling hazards

Ferrite Ring Magnet - 72mm (OD) x 32mm (ID) x 15mm (H) W_92mm It has a high strengthMagnetic Product Description: This ferrite ring magnet has an outside diameter of 72mm, an inside diameter of 32mm and a thickness of 15mm. It has a pull force of 2. 7kg and is identified by the AMF magnet part number 13020. Uses for our ferrite rings magnets: Our ferrite ring magnets are often used in loudspeakers and also in resonance imaging and torque drives. The ferrite rings offer reduced magnetic strength but the inexpensive pricing makes them