Features: 1. Made of high quality alloy material, wear resistant and durable in use. 2. Sharp cutting edge ensures fast and accurate cutting, improving cutting efficiency. 3. High in hardness, not easy to break. 4. Good cutting effect, flat and smooth cuts. 5. Suitable for cutting steel, aluminum, iron, nonferrous metal, wood and plastic. Specification: Material: Carbide Color: Silver Teeth: 60 Rotation Speed: 9000 rpm (Max) Outer Diameter: 148mm/5.83in Inner Diameter: 25.4mm/1.00in Thickness: 2.2mm/0.09in Weight: 277g/9.8oz Package list: 1 * Circular Saw Blade 1 * Round Ring Note: Please allow slight error due to manual measurement. Thanks for your understanding.