Sungold Abrasives 40910 6" By 9-Hole For Festool 180 Grit Heavyweight Hook And Loop Sanding Discs, 50 Per Box Used for heavy stock removal of wood metal plastic fiberglass paint primer Heavyweight F-weight paper for maximum durability to hold up under extreme conditions Anti-static treatment prevents dust buildup and enhances dust evacuation P graded aluminum oxide grain provides fast smooth cut while fracturing to create new cutting services extending abrasive life Full resin on resin bond for maximum grain adhesion