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The absorbent sanding sponges can be used in dry or wet directly as your mind. After using them in water, just clean and dry them The smaller number means the coarser grit and the higher efficiency of polishing, but the rough the grinding effect, you can first choose the small number ones for roughing and then choose the larger number ones for fine processing. Sanding sponges' high elasticity depends on high-density sponge materials. Its four sides can be used, and it is not easy to deform, which can be reused.







