DNB (DAINONG) D 90

CONSTANT LUBIRICATION Even if the hammer is provided with a lubrication system, it is necessary to lubricate 90 D the tip of the tool to avoid the friction between metals.

causes an erosion and the subsequent rupture of the tip. The breaking 90 D in these cases usually appears at the top of the hammer pin as a result of the idle strokes when the tip of the tool is separated from the rest of the hammer. CONSTANT

tool, and the impact force 90 D and energy is absorbed by bolts and the tool 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 top of the