Gyros HT 11-32156/12 Fiberglass Reinforced Cut Off Wheel, 1-1/2-Inch Diameter, 12-Pack 1-1/2-Inch Diameter 1/32-Inch Thickness 1/8-Inch Center Hole Maximum Speed: 45,000 RPM Package Includes-12 Fiber Disks, Use with Mandrel No. 80-18100