... N30AH,N33AH,N35AH(Max.operational temperature:up to 230c) Industrial Magnet Outsanding product:1)high performance:N52,N48M,48SH, ... ,average low weight loss less than 2 mg/cm2 Industrial Magnet applications:loudspeakers,motor assemblies,windmill,Home appliance,acousics, ... thing.Other Thoughts: Good for attaching thick stacks of paper to refrigerators etc or pinching together papers or textiles.Bottomline ...