Faithfull Sanding Grip Discs are constructed from a high quality aluminium oxide abrasive on a paper backing with strength and flexibility. The discs feature a handy hook & loop quick change system for ease of use and are pre-punched for compatibility with random orbital sanders with their own dust extraction systems. The discs are suitable for sanding wood, metal, plastics and filler. This pack contains 5 x Faithfull Sanding Grip Discs 125mm in diameter with a Medium Fine 120 Grit grade.