... This machine is suitable for various kinds of hard miscellaneous wood,such as China fir,metasequoia,pine,mongolian scotch pine, ... , Infrared calibration2,Auxiliary Frame, adjustable, helping you chooses the wood width.3,Advanced computer speed control technology .Four arc chain ... interface,easy to operation. RUIMA Round Logs Multi Saw Machine wood planer machine with high efficient and safety MJ-1424