Circular brushes with shaft are small diameter brushes and are good to be used for drill machines. Normally the RPM is 4500. It’s good for both Professional and do-it-yourself work. | | Application: | • Remove paint and other coatings, including rust and scale from all types of steel work-pieces and oxide layers from stainless-steel and non-ferrous metals. | | • Creating metallically cleaning surfaces. | | • Cleaning tool dies. | | • De-burring castings. | | • Matt finishing of metal surfaces.