1. Saint-Gobain Abrasives
Inc
2. G?nter Wendt GmbH
3. Asahi Diamond Industrial Co. Ltd
4. 3M Company
5. Guangdong Chanway Industrial Co. Ltd
6. Noritake Co. Ltd.
7. Carborundum Universal Ltd
8. Radiac Abrasive Company
9. Mirka Ltd
10. Vereingte Schmirgel-und Maschinen-Fabriken AG