Dust Collection Function: This grinding disc realizes the dust collection function by connecting the dust removal hole and the dust collection pipe, keeping the working environment clean and tidy. 22 Grinding Disc Holes: 22 holes are evenly distributed on the grinding disc, which helps to improve the uniformity of grinding and enhance the polishing effect. Ergonomic Design: The hand grinder is made of plastic and is designed according to ergonomics, which makes it comfortable to hold and not easy to get tired after long-term use. Convenient Replacement: The hand grinder uses a magic sticky grinding disc, which is used in conjunction with perforated suede sandpaper, making it easy and quick to replace sandpaper. Widely Applicable: This hand sander block is suitable for wood polishing, home cleaning, car maintenance, fine grinding and many other occasions., Weight: 0.49824471212 Pounds, Manufacturer: Fafeicy