Heavy duty aluminium oxide cloth bonded to fibreglass backing disc. Long-life self-renewing design lasts up to 28 times longer than fibre discs. For use with hand-held angle grinders. Used for grinding, finishing, stock removal and weld dressing. Suitable for use on steel, cast iron, alloys and wood. Heavy duty aluminium oxide cloth bonded to fibreglass backing disc. Long-life self-renewing design lasts up to 28 times longer than fibre discs. For use with hand-held angle grinders. Used for grinding, finishing, stock removal and weld dressing. Suitable for use on steel, cast iron, alloys and wood.