Upright Flaps - hugs the work piece. Can be used on edge in corners, angles and rounded edges as well as its face. Suitable for removal of rust, cleaning and blank polishing of Stainless Steel, Steel, Aluminium and Non-Ferrous materials. Cleaning and polishing of welded seams in corners, angles or fillet welds. Removal of any discoloration, oxide layers and thin layers of paint.