Meets All Your Grinding Needs Designed to be used easily for the purpose of grinding, blending, and finishing of a wide range of materials such as stainless steel, mild steel, and even on wood projects. Each Type 29 flap disc is compatible with the usual angle grinders with max speeds of 13,000 RPM. Our flap discs are ideal where high performance is required either for blending or removing lots of stock. Great Strength due to Fiberglass Fiberglass backing to the flap disc, calls for enormous durability and strength which helps you to use the grinding wheels for as long as you want. You do not have to go through the pain of changing the flap discs frequently as each flap disc is sturdy enough to last through your entire project. This durability has gained the trust of our customers and is continuing to do so. Coarser Grains for Best Finish The Jumbo Zirconia Flap Disc holds up very well and is a value for money product. The Type 29 disc has coarser grains that provide better abrasion than most of the standard discs on various metal surfaces. The flap discs help in maintaining the balance on the angle grinders, which ensure the safety of the end-users along with a great performance. 4.5x7/8 Jumbo Zirc Flap Disc Grinding Wheel 40 60 80 Grit Bundle 4.5”x7/8 Zirc Flap Disc Grinding Wheels 40 60 80 grit T27 Bundle 4.5" x 7/8" Premium Ceramic Flap Discs Type 27 4.5" x 7/8" Premium Zirconia Flap Disc Grinding Wheel 120 Grit Type 29 4.5" x 7/8" Ceramic Flap Discs T29 (Angled) for Stainless Steel Add to Cart Buying Options Buying Options Buying Options Add to Cart Customer Reviews 5.0 out of 5 stars 1 — — 4.7 out of 5 stars 1,280 4.6 out of 5 stars 34 Price $36.74$36.74 — no data — no data — no data $31.49$31.49 Pack Size 15 15 10 10 10 Type 29 27 27 29 29 Material Zirconia Zirconia Ceramic Zirconia Ceramic Diameter 4-1/2" 4-1/2" 4-1/2" 4-1/2" 4-1/2" Arbor 7/8" 7/8" 7/8" 7/8" 7/8" Max RPM 13,000 13,000 13,000 13,000 13,000 Grit 40-80 40-80 80 40-120 36-120