The grab buckets is an effective tool for handling scrap steel, rocks, garbage, wood, solid waste and demolition. The number of tines varies between 3 and 8 depending on the grapple capacity. It is made of wear-resistant steel and is designed to handle large rocks and other hard materials. It has a solid structure and strong clamping force, and can effectively grab and carry large rocks.
link:https://www.kinocranes.sg/grab-bucket/grab-for-handling-rocks.html