A premium flap disc with 80 flaps. These flap discs are designed for high-performance in metalworking applications.    Here are the key details: Size: 115mm x 22.2mm Grit: 40 (Coarse) Flaps: 80 Type: 29 (Conical) Flap Disc Maximum RPM: 13,300 at 80 m/s Standards: EN13743    These premium flap discs are suitable for various materials, including stainless steel, steel, cast iron, aluminum, and non-ferrous metals and alloys. They are ideal for tasks such as removing rust, grinding welds, parting lines on casting, and refining rough edges on most surfaces.