Achieve smooth and consistent finishes on fiberglass, composites, wood, and aluminum with the A290 fine grit paper H&L disc for your sander or grinder. This durable disc features a P-graded aluminum-oxide abrasive for a fast, reliable cut rate. Its open coat design and water-based stearate No-Fil coating minimize loading, ensuring impressive results. With hook and loop mounting and a flexible, reinforced backing, it delivers exceptional performance and value.