Pumie Heavy Duty Scouring Stick (hdw-12) Go to amazon.com Related posts Top 12 pumice scouring stick for 2022 FeatureU S PumiceHDW-1212NEW4.8 DescriptionPumie, Heavy Duty Scouring Stick, Works Where Chemicals Fail, Removes Rust, Stains & Paint From Porcelain, Ceramic Tile, Concrete, Masonry & Hard Metal Surfaces.