... pine,Chestnut wood,poplar, beech,Acacia.4.Working pictureFeeding and outing system1,Laser, Infrared calibration2,Auxiliary Frame, adjustable, ... .3,Advanced computer speed control technology .Four arc chain automatic centering,three power system synchronous feeding on the ... flexible degree and long life.2,Saw blade: Use the high quality import saw blades, heat-resisting,wear resisting,never deformation ...