Durable and efficient grinding tool for chainsaw sharpening. Made of durable materials, this grinding stone file is not easily damaged and provides longlasting performance you can rely on for sharpening needs. Versatile application. While primarily designed for chainsaws, this grinding tool can also be used for jade carving. It effectively polishes jade carving workpieces, delivering processing accuracy and efficiency. Wide compatibility. This grinding stone file works with various materials including chainsaws, jade, bodhi, wood, molds, and steel. It offers reliable performance across different applications. Precise and effective design. The cylindrical grinding tool features a 120150 mesh finish, delivering precise and effective results to ensure your chainsaw or other workpieces are finely ground for performance. Use scenarios Sharpening chainsaw chains in a workshop to restore edge sharpness and extend chain life. Polishing jade carvings to achieve smooth surfaces and fine detail. Finishing and smoothing wooden molds or steel parts to improve fit and surface quality.