Hydraulic pile breaker: such as cast-in-place pile, prefabricated pile, etc.; from the shape of pile head, it can be divided into round pile breaker and square pile breaker. The pile breaker is widely used in high-speed rail bridges and pile foundation engineering of civil construction. Generally, the round pile cutter is suitable for pile diameters of 250mm-2500mm; the square pile cutter is suitable for pile sides 250-650mm, which can meet all kinds of Requirements for large-scale foundation construction.