The bks 38 chainsaw cuts through even the toughest wood with incredible ease with a host of user comfort features it is perfect for home users and forestry professionals alike with a long 40 cm cutting length you are able to deal with thick wooden blocks cut down medium to large trees and much much more a built in safety stop minimizes the risk of accidents while working features automatic chain lubrication anti vibration system electronic ignition walbro carburetor brand na