Krupp (Allied) HM 900 / 901 / 902

LOW TEMPERATURES At low temperatures it is recommended that the tools be 902 / 900 HM / 901 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 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 away from moisture when not in use. 

or light materials are called idle strokes. This happens when the piston does not stroke the hammer tool, and the impact force and energy 900 HM 902 901 / / 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