U80*60*10*20 quality factory: bar magnet teaching, U magnet, horseshoe magnet

Teaching magnet specification sheet:

F70 * 12 * 7                  F60 * 15 * 5                F56 * 8 * 7             F50 * 16 * 4           

F50 * 14 * 8                 F50 * 9 * 9                 9 F50 * * 6             F40 * 9 * 9

F35 * 9 * 5                    F30 * 7 * 4                F30 * 6 * 4

U50 * 30 * 10 * 8           U40 * 36 * 8 * 7            U30 8 * 30 * * 6        U25 * 25 * 7 * 5

U22 * 20 * 6 * 4

D16*7*5 (ring)       D24*10*5 (ring)      31 times 27 times 5.         

26*28*5 (heart shape)   41*32*5 (arrow)     33*33.5*5 (5-star)

 Business consultation - telephone /V letter:13989445063(miss cheng)