Expert Multi-Hole Sanding Disc for a long lifespan of sanding sheets. The hole arrangement ensures a long life for all sanding sheets. Sandpapers with multiple holes promise higher effectiveness, a longer lifespan of the accessories, and a better working environment with less dust. However, to fully realize their potential, you need a compatible sanding disc. The Expert Multi-Hole Sanding Disc is designed to ensure that you achieve the perfect combination with your sanding disc and the GEX 18V-150-3 random orbital sander. The Bosch Expert Multi-Hole Sanding Disc for random orbital sanders is essential if you want to sand with minimal dust. You benefit from better air quality, high-quality work, and a longer lifespan of the sanding sheets. Highly efficient sanding dust extraction with Bosch Particle Control. Compatible with GEX 18V-150-3 Professional.