| Form Color | Silver 20 |
| Material | NdFeB |
| Quantity | 1 Set |
| Number | 20 |
| Suitable Age | 12-15 Years、Grownups |
| Other Features | - Electro-acoustic: speaker、 receiver、 mike、 alarm device、 stage and car audio device、 etc;- Electronics: permanent magnet vacuum circuit breaker、 magnetic latching relay、 watt-hour meter、 water meter、 reed、 sensor、 etc;- Electrical machines: VCM、 generators、 motors、 CD/DVD ROM、 electric motor、 servo motor、 micro motor、 motor、 vibration motor、 etc;- Mechanical equipment: magnetic separation、 magnetic separator、 magnetic machines、 etc;- Health care: nuclear magnetic resonance instrument、 medical equipment、 magnetic therapy health care products、 etc;- Other industries: magnetization paraffin、 pipeline cleaner、 magnetic clamp、 automatic mahjong machine、 magnetic locks、 bags、 leather goods、 toys、 craft gift、 etc. |
| Packing List | 10 x Magnets without hole 10 x Magnets with hole (hole diameter: 4.2mm) |