Norton Flap Disc Metal R828 ZA, 4.5" x 5/8-11, Fiberglass Hub, Flat T27, Zirc Latex backing Soft density foam helps to

Soft density foam helps to produce a better finish and prevent over sanding

Profile UV Wax provides 3 months in even in harsh environments

Army Corp of Engineers

Grit Recommended Use Case Typical Materials 80 Heavy removal

Norton Flap Disc Metal R828 ZA, 4.5" x 5/8-11, Fiberglass Hub, Flat T27, Zirc Latex backing Soft density foam helps toProduct Overview: Norton Metal R828 ZA Flap Disc 4. 5" 5 8" 11 Thread, Fiberglass Hub, Flat T27 Shape with quality zirconia alumina grain offer good consistent performance with low initial price point. The tough yet lightweight fiberglass and resin backing plates enhance comfort during operation by absorbing vibration and it's an economical Type 27 flat option. Type 27 flat flap disc are designed to be used at a 0 to 15 degree angle on flat surfaces