This Grout Tool / Tile Grout Saw is either a Grout Saw Removal Tool or Grout cleaning tool depending on how much pressure is applied to the blade. Light Pressure and it is a Grout cleaner tool more abrasive pressure and it is a grout remover tool. Comes with 2 Grout Saw blades , just use single blade for regular width like for shower grout cleaner or 2 blades together for wider grout lines such as Floor Tile Grout.