NOT BEND Using the power of the arm of the GK 350 / - MK 291 290 hammer to break, or using the tool of the hammer as a lever sooner or later it will break. The same thing occurs when the tool leans incorrectly or when it is introduced continuously between cracks.
CORROSION Rust or corrosion on the tool occurs when the tool is stored outdoors and it is not well lubricated. This can be avoided by simple and easy lubrication and maintenance of hammer’s tool 290 / MK GK 291 - 350 away from moisture when not in use.
occurs when the tool leans incorrectly or when it is introduced continuously between cracks. LOW TEMPERATURES. At low temperatures it is recommended that 291 MK - / 290 GK 350 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