Cerium Oxide is an effective polishing compound for removing light scratches from glass surfaces through a chemical and mechanical reaction. Easy to use—simply mix with water and apply to the glass surface using the included polishing felt. Suitable for lightly scratched windows, tabletops, windshields, glass, shower screens, windscreens, fish tanks, and car headlights to restore them to like-new condition. Name: 8pcs Polishing Kit Pad Max RPM: 12000 Suggested Instructions for Use of Cerium Oxide: (1) Supplies Needed: 1. Cerium Oxide 2. Water (Some recommend distilled water) 3. Polishing Wheel 4. Electric Drill 5. Small Plastic Tubs (Pint or quart size) 6. Spray Color: White Material: Felt Package Contents: 1 x 120g Cerium Oxide 1 x 2cm Felt Polishing Wheel 1 x 3cm Felt Polishing Wheel 1 x 3-inch Felt Polishing Wheel Pad 1 x 8mm Drill Bit Adapter 3 x 3-inch Diameter Polishing Pad Only the above package content is included; other products are not included. Note: Light and different displays may cause the color of the item to appear slightly different from the real thing. The measurement allowed error is +/- 1-3cm.