United Abrasives

4-1/2" x 1/4" x 7/8" A24R - Long Life Depressed Center Grinding Wheels, Type 28, 13,300 Max RPM, United Abrasives 21021

UA 21021

Overview

Recommended Grinding Use: For use on ferrous metals (iron, steel, welds, etc.)

• Aluminum oxide grain
• Medium bond for longer life and fewer wheel changes
• Use this saucer shape (Type 28) for uniform grinding of large flat surfaces
• Type 28