- Durable ABS Plastic: This chainsaw sharpener is crafted from high-quality ABS plastic, ensuring long-lasting performance and reliability. - Versatile Design: Featuring two holes for securing the sharpening knife, one fixed and one adjustable, this sharpener is compatible with a range of chainsaw sizes from 14 to 20 inches. It works with both one-hole and two-hole chainsaws, making it a versatile tool for various models (Note: Not suitable for ECHO 16' and Husqvarna 455 20' chainsaws). - User-Friendly Operation: To use, simply check if your chainsaw blade has two holes. For single-hole blades, detach the sliding cylinder, then install and proceed with sharpening. Be sure to tighten the black screws securely before use for optimal results. - Enhanced Performance: The elastic black bottom allows you to easily adjust the distance of the sharpener for precise sharpening, enhancing the performance of your chainsaw. - Practical Applications: This sharpener is perfect for outdoor enthusiasts who need to maintain their chainsaws for cutting firewood, clearing trails, or performing yard work. It is also ideal for professional tree service providers looking for a reliable sharpening solution. - Compact and Lightweight: Its design allows for easy portability, making it convenient to take along on jobs or outdoor adventures. Optimize your chainsaw's cutting efficiency with this essential sharpening tool, designed for durability and ease of use.