- Durable Material: Crafted from chrome steel jade, this grinding stone file is built to withstand heavy use without easily being damaged, ensuring long-lasting performance. - Versatile Use: While primarily designed for grinding chainsaws, this tool is also effective for polishing jade and various materials, offering exceptional processing accuracy and efficiency. - Superior Finishing: Achieve a smooth and polished finish on jade carvings after using this grinding stone file, enhancing the overall quality of your work. - Broad Compatibility: With an 8mm size, this grinding stone file is compatible with small chainsaws (size 325) and larger 8-inch chains. It is also suitable for metal polishing, including bodhi, wood, molds, and steel. - Practical Applications: Ideal for professionals and hobbyists alike, this grinding stone file is perfect for maintaining chainsaws, refining jade carvings, and achieving a polished look on various materials. Use it in woodworking, metalworking, or jewelry making for optimal results.