The 250SP compact single-head 110v diamond grinder and polisher is built from steel. Floor grinder that is uniquely equipped to prepare floor edges as well as for polishing hard floors e.g. polished concrete. Adjustable wheel height and a spirit level ensure even connection with the surface. Removable guard section for grinding up to vertical edges. Fold-down handle for easy transportation and storage. Attach to an industrial vacuum to eliminate dust pollution.