Vibro ripper is an ideal tool to excavate fractured and soft rock. . An innovative low noise technology , high performance in the demolition of materials of medium -low hardness ( Chalk , limestone , slate ,..) surpassing in productivity , by such materials , the hammers of same class. The extremely simple structure and compact design minimises the likelihood of maintenance operations, while the only part of wear , the tip of the tooth , is easily replaceable.