4pcs/5pcs/6pcs Sanding Sponge Blocks for Metal And Wood Sanding Washable & Reusable

Excellent polishing performance, ideal for treating large surfaces like furniture and removing rust from metals. Constructed from durable brown corundum and high-density sponges, it is washable; after cleaning, ensure to squeeze out the water. Dimensions: 10 x 6.8 / 3.9 x 2.7 inches, easily handled with one hand, allowing for extended use without fatigue. From the brand.Coarseness ranking: 60>80>100>120>180>220. A lower numerical value indicates greater coarseness, meaning that a smaller number leads to quicker grinding efficiency, although the resulting fineness is lower. It has a broad range of applications.This application is ideal for refining handmade items.This product is ideal for eliminating rust and achieving a polished finish.This application is appropriate for milling.Application 4 is appropriate for cleaning kitchen tools. For dry use only.Moist applicationVarious grit sizes are categorized by coarseness: 60 is coarser than 80, 100, 120, 180, and 220. A lower number indicates a rougher texture, which allows for quicker grinding but results in less smoothness. Therefore, finer details should be polished using sand blocks with higher numerical values.Constructed from premium brown corundum and dense sponges, it is resilient and long-lasting. It can be washed and reused. After cleaning, the water must be wrung out.