Husqvarna 450 rancher the best all-round chainsaws 2020? What sets this model apart is the use of Smart Start and Air Injection. Smart Start is Husqvarna’s unique technology that makes their chainsaws extremely easy to start. Their notable Air Injection system also keeps large chunks of dust and debris from reaching the air filter, so you can enjoy a longer period of time between cleanings. Now we’ve arrived at the biggest powerhouse on this list! The K970 didn’t quite make it to our “Best Professional Saw” section, but this model would also be fantastic for professional foresters or arborists. With …