Premium Material Construction: This 8 Airway Buffing Wheels set is crafted from metal materials , ensuring a soft surface with high grinding efficiency. The wheels are sturdy and , designed to withstand extensive use over timeHigh Performance Polishing: The set includes white polishing wheels for fine polishing, orange vented wheels for medium polishing, and blue vented wheels for coarse polishing. This variety allows you to tackle different polishing tasks with precision.Versatile Applications: These reusable buffing wheels are ideal for achieving a mirror finish on metals, waxing wood carvings, and polishing jewelry. They can be used on various surfaces to achieve a high gloss finish01Multi Surface Compatibility: Suitable for use on metal, jewelry, hardware, stainless steel, aluminum, wood, ceramics, glass surfaces and more. This makes the set an essential tool in any workshop or DIY enthusiast's toolkitProduct Specifications & Packaging: Each wheel has a diameter of 200mm/7.87 inch with a bore size of 16mm/0.63 inch. The package includes 3 sets of yellow blue white buffing wheels and 4 Polishing Wax to cater to all your polishing needs Specification: Material:Metal Size Chart: Diameter: 20 cm/7.87 inchHole Diameter: 1.6 cm/0.63 inch Package Includes: 3pcs Airway Buffing Wheel 4 Polishing Wax (100g) Note: Please allow slightly errors 1-2cm/0.39-0.79inch differences due to manual measurement.