... saw logs diameter from 50-300mm, one day can output 20-40 cubic meters. 2*It is integrated machine of sawing ... This machine is suitable for various kinds of hard miscellaneous wood,such as China fir,metasequoia,pine,mongolian scotch pine,Chestnut ... ,Laser, Infrared calibration2,Auxiliary Frame, adjustable, helping you chooses the wood width.3,Advanced computer speed control technology .Four arc chain ...