Get a cool and fast cut rate on your blending, deburring and stock removal projects with the Blaze® R980P coarse grit center mount plastic flat flap disc. The Type 27 flat flap disc has a ceramic alumina abrasive grain that gives you up to a 200% longer life on hard to grind materials, making it a cost-efficient choice. The Y-weight polyester flaps resist fraying and retain grains, while the flexible plastic backing plate allows for some flexibility.