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This is a NiTi spring loaded with a tool. The weight of the tool makes the spring to elongate. When heat is applied, the spring recovers its original shape and lifts up the tool.
![](https://i.ytimg.com/vi/S4qGQ5NMXC8/maxresdefault.jpg)
Visit our shop at [ Ссылка ]
This is a NiTi spring loaded with a tool. The weight of the tool makes the spring to elongate. When heat is applied, the spring recovers its original shape and lifts up the tool.