1. Cerium oxide is the best polishing agent for glass scratches due to its chemical properties and reaction. 2. Easy to use, just mix with water and apply to the glass surface with the polishing felt to easily scratch windows, tabletops, windshields, glass, shower screens, windshields, aquariums, even car headlights to a like-new condition. Product name: 8-pack Polishing KitPad Max RPM: 12000 Recommended instructions for using Cerium Oxide: (1) Necessary accessories: 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 paint: white: 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 pad 1 x 8mm drill bit adapter 3 x 3 inch diameter polishing pad Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture to be a little different from the real thing. The measurement allowed error is +/- 1-3cm. Our products are made of the highest quality materials and are designed to provide you with the best possible user experience. We strive to ship all orders within three days of purchase, and the estimated delivery time is 8-15 days. When shopping, please pay attention to the size and dimensions of the product to ensure that it meets your needs. In the title and description, we have provided detailed information about the product, including its features and specifications. We want you to be completely satisfied with your purchase, so if you have any questions or concerns, please do not hesitate to contact us. We are here to help and will do our best to assist you. Thank you for choosing our product. We hope you enjoy it.