| 1.
Coating Surface Outside Magnet£º£º |
(1) "G"£½
Gold Casting Yellow Label¡ñ |
| (2) "N"£½
Ni-Cr Casting Strongest Area
in 3.8 ¡Á 2.8 mm Red Label¡ñ |
| (3) "S "£½
Ni-Cr Casting Strongest Area
in 2.8 ¡Á 1.8 mm Green Label¡ñ |
| 2. Magnetism
strength & size£º |
(1) "2000"£½High
Gauss£»high magnetism and middle-sized |
| (2) "1800"£½Medium
Gauss£»moderate magnetism and miniature |
| 3. Keeper |
|
| 4. Magnet |
|