The world's longest Hitachi 1200 extended arm, with a total length of 35 meters, is constructed using Q690D high-strength plate material.
The precision of borehole positions is ensured through processing on a large floor-type boring machine. Manufactured by Kaiping Zhonghe Machinery Manufacturing Co., Ltd. in Guangdong Province, China
This extended arm has been completed and installed in Guangxi Province for dredging mud in rivers and lakes.
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