Product Details
The United Abrasives - SAIT 50178 AZ-X fiber disc measures 7" x 7/8" and features a 36 grit zirconium composition. This economical zirconium grain allows for fast grinding, while the resin over resin construction ensures a strong bond that is resistant to heat and moisture. The disc is equipped with a vulcanized fiber backing, making it suitable for heavy-duty sanding applications.








