Premium quality Zirconium grain flap discs are engineered for maximum performance stock removal, blending and finishing. |The lightweight fibreglass backing absorbs vibration and makes this product incredibly strong and durable. |Pro-line Zirconium flap discs are long life & suitable for a full range of metal applications including stainless steel.|Abracs Zirconium Flap Discs discs are manufactured to O.S.A. Safety standards.