These red abrasive discs are intended for shaping filler, paint removal from damaged areas, and scratch refinement of bare metal. Each disc has a diameter of eight inches, a medium coarseness of 80 grit, and a non-vacuum hole design. The pressure sensitive adhesive enables easy disc attachment and removal. These discs have D-weight paper backing and use an aluminum oxide abrasive. There are 25 abrasive discs per box.