Flap Disc, Flap Disc Grinding, Abrasive Disc manufacturer / supplier in China, offering 100x16mm Calcination Oxide Flap Abrasive Discs (Fibre glass cover 22*14mm), 4.5′′ Flexible Depressed Center Dics&Grinding Wheel for Metal, 2016 Popular High Speed 7′′ 180mm Grinding Disc for Metal and so on.