eXtreme II PSG Ceramic Flap Disc – 4-1/2" x 5/8"-11, 40 Grit, Plastic Back

The eXtreme II flap disc features Precision Shaped Grain (PSG) Ceramic engineered to stay sharper longer for cooler, faster, and more durable cutting performance. This 4-1/2" x 5/8"-11 flap disc with a durable plastic backing offers enhanced support and stability during aggressive grinding. The 40-grit construction delivers efficient material removal with consistent results, outperforming conventional Aluminum Oxide and Zirconia flap discs. Ideal for steel, stainless steel, and other demanding metals in industrial and fabrication applications. Rated for a maximum speed of 13,300 RPM.