Amazon.com: WORKPRO 10 Pack Grinding Wheels, General Metal Grinding Wheel for Metal, Stainless Steel, etc. Aggressive Grinding Disc for Angle Grinder, Type 27 Depressed Center Disc, 4-1/2" x 15/64" x 7/8" :
4.5 Inch 3-in-1 Diamond Grinding Wheel/Disc | Innovative Products of America
4-1/2 x 1/4 x 7/8 Redline™ Type 27 Grinding Wheel Aluminum Oxide for Metal 24 Grit 25/Box
Surface Grinding Wheels: Types and Specification
Surface Grinding Wheels: Types and Specification
Bench Seat Grinding Wheel Type 1. Size 8" x 3/4" - 60 Grit. Made of Aluminum Oxide. - Shark Industries