3M™ Roloc™ Fibre Disc 782C is a fibre disc featuring our advanced abrasive technology, 3M Precision Shaped Grain. These discs have a stiff fibre backing and strong resin bond that provide durability and tear-resistance.For an ultra-rapid cut on carbon steel, use 3M™ Roloc™ Fibre Disc 782C. Featuring 3M Precision Shaped Grain these discs offer outstandin