General Description This electric saw sharpener is an efficient and convenient tool for quickly sharpening saw blades. In just a few seconds, you can achieve a precise edge by simply pressing the sharpener tip against a firm surface. Technical Specifications Compatible with 14, 16, 18, and 20-inch chainsaws Saw blade with 1 to 2 holes Equipped with 2 pins (one removable) for securing the electric saw blade Durable plastic body High-quality stainless steel springs Compatibility and Accessories Designed for chainsaws with different blade sizes. Check that your saw meets the listed compatibility specifications. Installation To use the sharpener, insert the electric saw into the tool. If the saw's size doesn't touch the sharpening stone, press the spring to adjust it to the appropriate size. Usage The sharpener is lightweight and compact, making it easy to carry and use outdoors. It keeps your hands away from the sharpening stone, ensuring safe use. Other Information This tool helps quickly restore your chainsaw's performance, improving your work efficiency.