this carbide disc goes on a 17 in floor polisher to remove mastic from concrete floors. Probably woudn't try it on wood floors. Works best when mastic is hardened.
Diamond strips on blocks to remove thin coat epoxy, smooth and clean concrete floors, remove thinset mortar over concrete. Used on Edco floor grinder.
Single disc floor grinder, also called a swing machine. Uses household 20 amp circuit. Capable of driving diamonds to grind concrete, as well as carbide scrapers to remove mastic and other floor coatings. Great tool to remove thinset after removing ceramic tile.