... wait, it is!! 40*20*5mm Strong Block 2 Countersunk Holes 5mm Rare Earth Neodymium ... 48H,30SH-45SH,30UH-38UH and 30EH-35EHShapering,block,disc,bar and so onSizeaccording to customers' requestCoatingNi ... so onTemperaturethe max operation temp is up to 200 degree centigrade or 380 curie temperature; ◊ main ... available other products: 40*20*5mm Strong Block 2 Countersunk Holes 5mm Rare Earth Neodymium Magnet ...