The Oregon Chainsaw sharpener: a fast & effective option.
BENTISM Chainsaw Sharpener, Hand-Cranked Chainsaw Sharpening Jig for 4"-22" Chain Saws, Potable Chainsaw Chain Sharpener Tool Set with 4 Sharpening Heads for Landscaper, Lumberjack, Maintenance Worker - Walmart.com
Amazon.com: LKJYBG Chainsaw Sharpener, Chainsaw Sharpening Jig, Portable Hand Crank Chainsaw Sharpeners with 3 Grinding Heads,Suitable for All Kinds of Chain Saws and Electric Saws : Patio, Lawn & Garden
Portable Chain Saw Sharpeners Chainsaw Chain Sharpening Kit Woodworking Grinding Stones Electric Chainsaw Grinder Tool Hand tool - AliExpress
Tricks of the Trade: Myths and Mistakes of… | Winter 2018 | Articles | Tricks of the Trade
How to Sharpen a Chainsaw Safely in 7 Steps - Advice From Bob Vila