F4 series square wood multi blade saw adopts the design of upper and lower biaxial fixing devices, and the components are precision processed by the world's top processing center. The processing unit is measured in microns. The yield is 10% higher than that of peer equipment, and the processing efficiency is 1.6 times higher than that of peer equipment. It can install thin saw blades, and has high sawing precision, flat sawing surface and high yield. It is suitable for large-scale production.