Sharpen your dull chainsaw. The hand-cranked chainsaw chain sharpening fixture is made of high-quality alloy material, which is wear-resistant and durable. It's designed to sharpen your chainsaw in a quick, easy, and precise way. Unnecessary Quick Sharpening It's annoying when you start a project and have to stop for a long time before you can fix anything. Chain gear grinder can clean dull chains again in 3-5 seconds. Save time and energy by keeping your chain saw sharp as new with a sharpening tool. Easy to carry This is a great compact knife sharpener when you don't have room for a larger knife sharpener or an optional knife sharpener. Since this knife sharpener only weighs two pounds, it's small enough to take anywhere. Compatible with most chain saws. Not only does this sharpener work with a variety of electric saws and chain saws to keep your saw in tip-top shape, but it's also elegantly designed. Easy to use, find the dull teeth, turn the handle to start sharpening, precise sharpening ensures that every tooth is repaired. If you have any questions about the product, please feel free to contact us.