Welcome to our store! 1. With a smooth, polished surface, it operates with high efficiency and low noise. 2. Resistant to high temperatures, it operates within a temperature range of approximately 0 to 120°C. 3. Made of premium carbon steel, it is robust enough for long-term use. 4. Wide applications in various fields: industrial machinery, automobiles, ships, household appliances, healthcare systems, etc. 5. The package includes 10 pieces, which you can keep as spares or simply use to replace old ones. Very practical for everyday use. Features: With a smooth, polished surface, it operates efficiently and quietly. High temperature resistance; it can operate in a temperature range of approximately 0-120℃. Made of premium bearing steel, it is robust enough for long-term use. Wide applications in many fields: industrial machinery, automobiles, ships, household appliances, healthcare systems, etc. With 10 pieces in the package, you can keep them as spares or simply replace the old ones; it's all good. Very practical in our daily lives. Specification: Material: Bearing Steel Type: 698ZZ Color: Silver (as shown in pictures) Inner Diameter: Approx. 8 mm/0.31 in. Outer diameter: approx. 19 mm/0.74 in. Thickness: approx. 6 mm/0.23 in. Working temperature: 0-120 °C. Quantity: 10 pieces. Weight: approx. 70 g. Packing List: 1 x 10 Ball Bearings Customers are our priority. If you find any problems with your product after receiving it, such as damage or an incorrect quantity, please contact us immediately. We strive to provide you with the best after-sales service.