• Duplex hooks
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  Stitching together by steel plates, thickness of  steel plates according to the actual situation taking 120-140, with riveted steel plates on eachply, open hook around intermittent welding groove, so that all plys form to one as a whole.
  It mainly used for the lifting and moving of the large-scale objects. Compared with the forging duplex hooks, it has the characteristics of simple production, low cost and can be manufactured.
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