Countersunk NdFeB Pot Magnet 1.Dimensions: Dia from 12mm to 120mm 2.Materials: NdFeB,Grade N35 to N52 (M,H,SH,UH,EH AH) 3.Plating/Coating: Zinc,Nickel,Epoxy or Color paint. 4.Magnetization direction: Axial magnetized 5.Max operating temp.: 80 to 220 degrees celsius They are ideal for using in fixing applications such as doors,panels,marketing displays,light fixtures and fittings.