Super large closing force, strong cutting ability of bucket body;The weight of the bucket body is increased, and the modular counterweight is equipped,  the weight combination is convenient and diverse;Swing type front and back deviation correction has little influence on groove wall, high deviation correction efficiency and high groove forming accuracy;The bucket body ± 180 ° rotation function can be selected to solve the construction problem of "+" and "L" groove of building accessories.The reel depth adaptive follow-up function can effectively improve the follow-up performance and hose life;High rigidity mast type large triangle luffing structure, heavy slewing support design, high working stability;There is no dead angle when the multi-directional video monitoring equipment rotates and walks;The hydraulic leakage monitoring of the whole machine ensures the safety of the grab hydraulic system;Function button panel, common operation within reach; "Zoomlion e-housekeeper", mobile app to facilitate understanding of equipment construction information;