retaining screws and not by the tool itself. This causes an erosion and the subsequent rupture of the tip. The breaking in these cases usually appears at the Korota top of the hammer pin as a result of the idle strokes when the tip of the tool is

CORROSION Rust or corrosion on the tool occurs when the tool is stored outdoors and it is not well lubricated. This can be avoided Korota by simple and easy lubrication and maintenance of hammer’s tool away from moisture when not in use. 

Korota the tool leans incorrectly or when it is introduced continuously between cracks. LOW TEMPERATURES. At low temperatures it is recommended that the tools be heated before use and if it is possible use at low speed for a progressive increase in temperature of the machinery. CORROSION. Rust or corrosion on the tool occurs