New 600mT or 6,000 gauss (Br) high strength magnets. 24k gold plated 4.0mm dia.x1.6mm thick permanent magnets with 3/4"(19mm) dia. band-aids. The smooth face of the north pole is facing up, however, the south pole (underside) is marked. 12 pcs. per sheet Box of 12 pcs.(1 sheets)
