With an output of 6.4 kW (8.7 hp), the STIHL MS 881 not only has the most powerful STIHL 2-MIX engine of all STIHL chainsaws, but is also the most powerful series-production chainsaw in the world. This gas chainsaw was developed for forestry workers and professionals in sawmills, to offer reliable, effective support with felling, cutting to length and longitudinal sawing.