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Erkat technology

We have over 20 years experience in the development, manufacture and application of rock cutting excavator attachments

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New technology

In demolition and rock excavation today, a new technology is breaking through, mainly driven by legislation, to reduce sound and vibration, but also due to better performance in certain applications and material properties


Drum cutter attachments for excavators can also be used underwater without modification at depths of up to 30 m

Drum cutter attachments for excavator

A drum cutter is an attachment where rotating drums equipped with picks, strategically positioned around the outer diameter, are rotated by a hydraulic motor at several hundred revolutions per minute to cut rock, concrete or frozen ground.


Drum cutter attachments for excavator can be used for rock excavation, demolition, underground scaling, tunnel profiling, trenching and other applications.


Can be used up to 30 meters underwater without additional installation or modification.

Cutter picks

The picks that perform the cutting job are wear resistant, exchangeable teeth.