It is made of a light material, and high hardness unsuccessful. It works like any hydraulic crane, the only difference being that it is the height of the movable arm.
It is very useful when it comes to demolition and working at heights. This Japanese invention is patented and will soon appear on the market in Europe. it represents the evolution in time and we can get rid of traditional cranes that have often led to accidents also resulted in loss of life and property damage.

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