- Premium aluminum oxide grain for fast cutting action and long life
- Fully reinforced with fiberglass mesh for added safety and controlled performance
- Up to 5X the life of flap discs when grinding, stock removal, edge chamfering, beveling and weld blending
- The 4.5 inch type 27 wheel straight flat disc with a depressed center will work on most 4-1/2 inch grinders with a 7/8 inch hub
- 13,300 RPM maximum RPM
- Performance Tool abrasive wheels are manufactured using ISO9001 standards and quality certified by MPA - Hanover, the leading authority in abrasives
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