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A hydraulic clamshell grab bucket is a specialized piece of equipment used for material handling and excavation tasks. It is designed to be attached to cranes, hydraulic excavators, or material handlers for various applications. The bucket features two hinged half-shells that can be opened and closed hydraulically to grab and lift materials such as sand, gravel, and other loose materials.
link:https://www.kinocranes.sg/grab-bucket/hydraulic-clamshell-grab-bucket.html
Hydraulic Clamshell Grab Bucket | Kenancranes