This value pack of G60, G120, G180 Orbital Sanding Sheets come with an assortment of sanding grits: 4 × G60, 4 × G120, 2 × G180 They are suitable for sanding all types of wood, wooden materials, chipboard, construction boards and metal, thus giving more flexibility during usage It is suitable for sanding paint, wood, metal, varnish, roughcast and composite materials Suitable for sanding all metals, woods and plastics, it performs brilliantly on hardwood, chipboard and building boards The Sanding Sheet Set has a high material removal rate and long life due to its fully synthetic resin bonded high quality Aluminum Oxide coating It is custom-made for Angle Drill Grinders and comes with a hook and loop-type fastening system