1Made of high quality material, durable in use.2Suitable for low speed fine grinding, no damage to the product. 3Works well on metal and non-metallic materials of various complex surface rust, paint, deburring, solder joints sanding and polishing. 4Widely used for artificial stone, furniture, wood products, metals, automobiles grinding and polishing, etc. 5Can be used in pneumatic grinding machine, polishing machine grinding chassis, suitable for all kinds of adhesive type sandpaper grinding and polishing.