Professional, semi

There are several types of tools: professional, semi -professional, household chainsaw.

The easiest tool is household chainsaw, which is used for cutting knots, cutting firewood, etc. D. They calculate the household chainsaw for 20 hours of work (per month), this is 40 minutes of work in one day. This saw is not high, but this is compensated by convenience and ease of work, as well as light weight.