A chainsaw’s nasty-looking cutters can scare you into thinking you can’t sharpen the saw yourself. But in about 10 minutes, with the help of a couple of inexpensive files and guides, you can transform your slow-cutting chainsaw into a firewood-cutting

Chainsaw chains are sharpened with special files. While some professional loggers use square files, almost all other users sharpen with round files. There are three common sizes of chainsaw files: 5/32, 3/16 and 7/32. Select the correct size for your chai

To sharpen a dull chainsaw, clamp the bar of the chainsaw to your work station and tighten the chain using the tension adjusting screw to make sure it won't move. Then, use a permanent marker to draw a line on the link where you're going to start