【Premium Wool Material】each buffing wheel uses 28 pieces of compressed wool blocks, which can provide finer polishing and longer service life; Stainless steel polishing compound is strong, rust proof, not easy to deform, and can be reapplied many times. 【High Safety】Its reinforced fiberglass backplane can withstand high pressure and absorbs vibration for a balanced, smooth finish., Max RPM 13000., Recommended RPM for general use 3000., 【Universal Size】This Felt Polishing Flap Disc has 5 x 7/8 Arbor which is used on most 125 angle grinder. 3 BUFFING WHEEL The mesh cover design has strong dynamic balance, reduces the jitter of the disc, and increases the comfort during the polishing process. Especially suitable for irregular curved surfaces, good heat dissipation, no burning of workpieces; good self-sharpening and low noise. Wool Buffing Polishing Disc-Buddies abrasives technology company buffing and polishing felt flap disc. Quick view. 4-1/2" x 7/8" Polish Plus Felt Polishing Flap Disc ... 4" x 1/2" Arbor - 60 Ply Loose Muslin Buffing Wheel Wear-resistant and durable, not easy to shed hair during polishing, strong adhesion; not easy to deform, long service life. Suitable for stainless steel, aluminum, automobile processing, non-ferrous metal processing. These can be flexibly applied to a variety of size/shape surface area. Metal Glass Ceramic Polish SHALL 6-Pack Felt Flap Disc Abrasives, 4-1/2 X 7/8 Arbor, Wool Buffing Wheel Pad For Grinder 074bf308 Bbcc 4275 Af4e 8d32c2b3433b.2c937555185f3c1a4d0613379f09285b Thick Arbor Polishing Kit 【What You Get】Includes 6 packs of felt flap disc(5 x 7/8).