Item Code POT Magnet Pull Force Material A B a (N) POTN14-05 Al 5 8 4 NdFeB   POTN14-6.5 Al 6.5 10 5 NdFeB 15 POTN14-08 Al 8 10 6 NdFeB 25 POTN14-10 Al 10 9 6 NdFeB