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