Ideal for removing polishing pinholes, strains, dust, and pigs that occur during paint finishes. (Whetstone Characteristics) The whetstone of the continuous pore is made of PVA, which produces less heat during polishing and is difficult to clog up, so it can maintain consistent polishing performance. In addition, the whetstone has elasticity that utilize the properties of the material itself, creating a very uniform and accurate finishing surface. It is designed to block out dust and debris. It is useful for adjusting and finishing the paint film by combining it with a compound, etc. This product is a wet polishing material, so please be sure to use it with water sharpening. Grain Size: #2000; Dimensions (H x W x D): 1.2 x 2.4 x 0.8 x 0.8 inches (30 x 60 x 20 mm) x 1; Weight: 0.9 oz (25 g)