Our handheld chainsaw sharpener is specially designed for sharpening electric chainsaws. It provides an easy and fast way to sharpen your saw chain, taking only 3-5 seconds to make your chainsaw as sharp as new. Say goodbye to dull chainsaws. This chainsaw sharpener is a manual sharpener (no power required to operate), just like a pencil sharpener. You just need to hold the position as needed and rotate the handle each time you need to sharpen your saw chain. This chainsaw sharpener is designed with 2 30-degree holes and a holding pawl. Suitable for various types of chains with different holes. Such as 14/16/18/20 1/4/3/8 chainsaws. There are also 3 replacement grinding heads, don't worry, it won't be enough. Every time you sharpen your chainsaw, you just need to pull the chain. Precision sharpening ensures every chainsaw is serviced. Accurate positioning: The pawl acts as a stopper, ensuring accurate and repeatable positioning of the chainsaw. The chainsaw sharpener is made of aluminum alloy and stainless steel, which is durable, compact, and portable. 2 in 1 design --- Fully combines portability and practicality.