1. Proper sharpening and maintenance will make the chain saw sharper, improve the working efficiency of the chain saw.2. The round file is made of chrome steel with high-frequency quenching, ensuring strength and longevity.3. Precision milled, tempered and coated teeth provide durable cuts and good performance.4. Suitable for most chains for quick and accurate sharpening.5. Notice: Do not try to file hardened steel with a hardened steel file; you will quickly ruin the file.
