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Norton® Metal R828 Type 29 80 Grit Zirconia Alumina Flap Disc measures 4 1/2" Dia X 5/8" - 11 and has angled flaps that can be used on both contoured and edge work. Conical flap disc with a speed of 13300 RPM is the best choice when speed and stock removal are primary considerations. The angle provides better surface contact for stock removal on flat surfaces. Hub twin design flap disc features fiberglass backing for added strength and is sold as 10 per pack.
Features
Durable, versatile zirconia alumina abrasive
Conical flap discs have angled flaps and may be used on both contoured and edge work
The angle provides greater surface contact for stock removal on flat surfaces
The best choice when speed is primary considerations
Benefits
Maximum cut rate and life
Consistent finish
Good starting specification when unable to measure performance
