Huge Range, Expert Advice and Great Prices. Rare Earth, Ferrite, Al Nico and Flexible Magnets in all shapes, strengths and sizes.
Rings are similar to Discs, but are hollow in the center. Less volume means rings are not as strong as comparable discs, however the hollow center makes them far more versatile - rings easily slide on to tubes or rods.
The dimensions for rings are Outer Diameter x Inner Diameter x Thickness (mm). Pull strengths for rings are not given.