Discount Lee Valley High-Friction Discs For Rare-Earth Magnets

Ideal backings for our magnet cups and washers, these high-friction discs are made of a soft, non-marring acrylic material. Cut slightly undersize (0.025″) to the outside dimensions of our magnet cups and washers, they have a high-tack adhesive backing capable of withstanding high shear loads, even at elevated temperatures (to 140°F). Made in USA.