Compatible with: It fits most types of tools, such as die grinders, air grinders, electric drills, cordless drills, etc. If you want to polish or clean small areas/objects, this kit is an excellent option, it fits into any \"chuck\" drill down to 1/4 capacity. Flexible design: The abrasive sanding disc combined with the buffer pad protects against damage to the backing plate. Easier for precise sanding of die surfaces, polishing headlights, wood, metal, paint, mirror finishing, art, jewelry, and crafts, etc. Wet and dry sanding: The hook and loop sanding disc supports quick and easy replacement, also prevents clogging, is anti-static, and has better flexibility thanks to the high-strength aluminum oxide grain textile material. For wet and dry sanding. You can use it with polish to create a surface. Color: Red + Black Material: Aluminum oxide + Sponge Package contents: 200 x sandpaper (80/100/180/240/600/800/1000/1200/2000/3000, 20 pcs each) 1 x backing plate 1 x soft foam buffer pad 1 x metal round shaft Only the above package content, others are not included. Note: Light and different displays may cause the color of the item in the picture to look a little different from the real thing. The allowed measurement error is +/- 1-3 cm.