Keep your workshop clean with the dustcollecting power of vacuum holes on the A290 medium grit paper hookandloop vacuum disc Minimal loading due to the nofil waterbased stearate coating and opencoat design increase the life of the disc and Pgraded aluminum oxide abrasive delivers a fast cut rate and consistent finishes Maintain flexibility with the unique fiberreinforced, Cweight, latexsaturated backing, which boosts tear strength while remaining flexible Set up for dry sanding and finishing jobs quickly with the hookandloop back Suitable for aluminum, fiberglass, composites and wood, this disc offers versatility and reliable performance