General description The Chainsaw Chain Sharpener is designed for quick and precise sharpening of chainsaw chains. With just a few minutes of use, you can transform a dull chain into a sharp one, making it easy to maintain your chainsaw's performance. Technical specifications Material: High-quality alloy and stainless steel Includes: 3 chain sharpening heads Lightweight and portable design Usage Fix the ratchet on the gear Shake the handle to sharpen the chain Can be used anytime and anywhere due to its compact size Other information Comes with an instruction manual Compatible with all types of chainsaws