A pedorator drill: how to insert, remove, fix With the advent of concrete reinforced structures, external and internal repairs cannot be performed without a penetrator. A large number of models of different firms are presented on the market, these are Bosch, Makita, Sturm, Bison, Vorthe, Dexter, Interskol, Caliber, Metabo, Union. Despite the variety, the main nodes and mechanisms work almost […]