This assortment of sandpapers is perfect for a range of industrial and scientific applications. The sandpapers are durable, textured, and well-constructed, which makes them great for smoothening surfaces or removing scratches and rust from metal objects... In addition the assortment comprises of several grits, enabling users to select the ideal texture for each task. However, the sandpapers could sell at a lower price point to appeal to a range of users..See full review