A chain sharpener is a great way to sharpen your saw chains by hand. It is possible to sharpen the cutting tooth and the depth gauge at the same time during one work cycle. Manual sharpening saves costs and is more economical. Sharpening with a chain sharpener guarantees a longer service life of the chain. Advantages: no need to change saw files, just turn the sharpener over, to change from the right tooth to the left. Worn files can be easily replaced. All files can be changed easily and quickly. The design of the saw chain sharpener prevents incorrect use. The symbols on the sharpener make it easier to use.