Every chainsaw owner should have a Saw Chain Filing Kit and a Saw Chain Depth Gauge Tool to properly maintain the edge on the cutter and file down the depth gauge of your chainsaw’s teeth.

What You Will Need to Sharpen a Chainsaw See It There are loads of sharpeners available, but for this method, you will need a simple, inexpensive file and guide set from Oregon. The set includes a ...

To maintain the proportion between the two and preserve your chainsaw’s wood-chewing power, you need to file down the depth gauge occasionally to match the shortened cutter.

These include: Rounded file File guide Flat file Depth gauge Protective eyewear You can get all of these, except the eyewear, in a good chainsaw sharpening kit.

The only chainsaw sharpening tool you'll need is STIHL's 2-in-1 flat filing gauge. Chainsaw files make sharpening angles 100x easier. Note that there are multiple file diameters.