... used in many industrial areas. If you are interested in NdFeB block magnet,please tell us the information as follows,Material:Sintered Neodymium ... magnetSize:Such as block magnet,LxWxTGrade:N30-N52,N30M-N48M,N30H-N45H,N30SH-N42SH,N28UH ... ,Au,Sn,etc.If you interested in any specification of magnet,pleast let me know,I would like to assist you ...