Precise Positioning: Keep your chainsaw in optimal condition with a chain saw sharpening device. Each time you grind a tooth, simply pull the chain forward. Accurate sharpening ensures each tooth is properly restored. The ratchet mechanism acts as a stop for precise and repeatable tooth alignment. High-Quality Materials: This chainsaw sharpener jig is constructed from durable alloy materials. Lightweight and portable, it can easily fit into a backpack. Designed for outdoor use, the tool helps protect hands during operation. Sharpening can be performed without the need for electricity. Convenient & Fast Sharpening: The chainsaw sharpener offers a simple and efficient method for sharpening the saw chain. Dull chains can be revitalized in just 3 to 5 seconds. Using this chain grinding fixture restores your chainsaw to like-new performance, saving time and effort. Perfect Choice: Features a standard 30-degree sharpening angle. Made from anodized aluminum with a detachable crank and a set of guide bushings. Compatible with most chainsaw models. An essential maintenance tool for loggers, landscapers, gardeners, and DIY enthusiasts. Thoughtful Design: Equipped with two fixed sharpening holes—one fixed and one adjustable for flexible positioning. For saw blades with a single hole, remove the sliding rivet and install accordingly for secure use.