The sanding disc set contains 100 sheets of 25mm round sandpaper and a circular backing sanding pad with shankThe sandpaper is wear-resistant and durable; The sanding pad has slight elasticity, can buffer the grinding pressureThe sticky disc adopts 1/8 inch universal shank, good compatibility, suitable for most rotary toolsFive types of sanding disc: 100, 180, 240, 1500,3000 grit, 20 pieces each, fully meet your grinding and polishing needsIdeal for grinding and polishing small areas, especially suitable for narrow, small or complicated places, for grinding wood, jade, jewelry, car headlights, etc.