LotFancy brown flap discs are made from aluminum oxide, blue flap discs are made of zirconia alumina, designed for high speed sanding and heavy duty removal, delivering fast and long lasting cut.
Features high performance: durable, heat-resistant, moisture-resistant, anti-static and anti-clogging.
Bonded with fiberglass backing to absorb tool vibration and offer additional durability and reinforcement.
Overlapped abrasive strips offer more efficient sanding effect and longer service life than conventional fiber discs.
Type #27, suitable for 4.5 inches angle grinders.