Features: Includes 100 sheets of 25 mm diameter sandpaper (100, 180, 240, 1500, 3000 grits), one knife handle, and one polishing pad. Suitable for polishing artificial stone, furniture, wood products, metal, automobiles, and more. Ideal for smoothing internal and external curved edges and surface treatment. Compatible with most electric grinders. Effective for polishing various metals, iron, aluminum, wood, ceramics, and hard outer surfaces of wooden products. Can be used in fine woodworking processes. Offers excellent value and quality, transforming your rotary tool into a multifunctional high-speed sander. Specifications: Color: Wine red Material: Alumina + plastic Application: Electric polishing Sandpaper diameter: 1 inch (25 mm) Thread size: M6 Link length: 45 mm Operating speed: 12,000 rpm Total height: 60 mm Sandpaper grits: 100, 180, 240, 1500, 3000 (5 types, 20 pieces each) Package Includes: 100 x 1-inch 25 mm Sandpaper sheets 1 x M6 Thread adapter 1 x Connecting rod Notes: 1. 1 inch = 2.54 cm 2. Due to differences in monitor displays, the image may not reflect the actual color of the item. 3. Please allow slight dimensional variations due to manual measurement. Thank you for your understanding.