2 in 1 4.8mm Mini Manual Sanding Chains-Tool Chainsaw-Chain File Sharpener Chain/Grinding Tools Portable Tools

Features:
With this product, you don't need to spend money to buy another chainsaw chain, you can use this product to prolong the service life of ch-ain.
This product can providing a fast, simple and protable saw ch-ain sharpening method, esay to use.
Please note grinding ch-ain when the file can only one-way granding, otherwise will damage the ch-ain.
The product is small, does not take up space, easy to carry, you can take anywhere you want.
It is an practical tool and can quick and easy sharpening of tee-th and depth gauge in a sin-gle action, labor save.