Detailed Product Description Speaker magnet sizes:1) OD from 30 to 280mm2) Thickness 40mm can be achievedPacking:Hard carton with wood or steel palletProduct DescriptionMagnet N-( N30,N33,N35, N38, N40, N42, N45, N48, N50,N52), working temperature:80 deg.Magnet M-(N33M,N35M, N38M, N40M,N42M, N45M, N48M,N50M), working temperature:100 deg.Magnet H-(N33H,N35H, N38H, N40H, N42H, N44H,N46H,N48H), ...