Made of high-strength impact-resistant steel plate, main hook plate is 100-120mm thick, strong and durable; Easy to install and easy to use. It is currently most economical and convenient construction solution for unscheduled excavation of weathered rock. It is usually a single-tooth or multi-tooth loosening rake with strong cutting ability. When used with a bucket, work efficiency is greatly improved. Applicable working conditions It is suitable for working in relatively hard geological environments such as loose and hard soil, frozen soil, soft rock, weathered rock, etc. to facilitate later operations.