Lightweight Concrete Grinder, 5" with Dust Collection
Removes epoxy, paint, mastic, mud and other coatings from concrete surfaces. Virtually dust free working conditions when used in combination with an industrial vacuum cleaner. Because the concrete pores don't clog you can remove the old coating and prepare the concrete for the new layer. No rasping, no jumping. Whether its coating removal, edge work, planing or other surface prepartion this machine gets the job done.
http://www.csunitec.com/masonry/concrete_grinder_5.html


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Note added at 1 hr (2006-09-15 15:19:33 GMT)
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Or masonry grinder.

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Note added at 2 hrs (2006-09-15 16:35:38 GMT)
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http://berlin.erento.com/mieten/geraete_werkzeug/renovieren/...