Remove deburr, blend, and remove stock from soft metals, super alloys, stainless steels and titanium with this Blue Fire R884P coarse grit center mount fiberglass conical flap disc. Angled polyester and cotton flaps offer a wide contact surface, making this disc ideal for quick stock removal while also allowing for use on contours and edges. A combination of fiberglass and resin backing offers solid strength, light weight, and vibration absorption, making this flap disc comfortable to use. The high-performance zirconia alumina plus abrasive cuts more aggressively and lasts up to 30 percent longer than other zirconia alumina discs.