This is a set of sanding discs, which are manufactured with premium alloy steel, resin and aluminium oxide, durable and practical enough to use. This versatile kit is commonly used for rust removal, paint removal, deburring edges, blending, etc. Enable you to achieve a smooth, uniform finish in easy, quick and convenient way. Features -Color: Assorted color. -Material: Resin, alloy steel, aluminium oxide. -Size: About 6.00X4.50X0.50cm/ 2.36X1.77X0.20in. - Manufactured with premium alloy steel, resin and aluminium oxide, durable and practical enough to use. - Fit for your polishing need, used for polishing most types of metal and non-metallic materials. - This versatile kit is commonly used for rust removal, paint removal, deburring edges, blending, etc. - For metal surface cleaning, derusting, grinding, dusting, deburring, polishing. Remove burrs, rust, dust or oxide layer. - Although they are small in size, they have strong effects, high polishing efficiency and . Package list: 1 x Set 35Pcs Sanding Discs