Neodymium Ring Magnet - 45mm x 32mm x 12mm L_100mm so they are perfect for

so they are perfect for holding purposes and picking up small magnetic swarf

conducting laboratory experiments

axle or a rod these magnets control moving parts to moderate movement within pre-determined tolerances with a graduating

Great for crafting

For this application

Neodymium Ring Magnet - 45mm x 32mm x 12mm L_100mm so they are perfect forMagnetic Product Description: This Rare Earth ring magnet has an outside diameter of 45mm, an inside diameter of 32mm and a thickness of 12mm. It has a pull force of 22kg. It is identified by the AMF magnet part number 23002. Uses for our Rare Earth Ring Magnets: Audio engineers at the helm of sound recording studios rely on neodymium ring magnets like these, 45mm x 32mm x 12mm, to make beautiful music. The quality and applications and the equipment