It adopts large span bridge struction,beam edge rail oil seal,anti-wear lubrication agent formed between the rail and slide a thin film,protective film also has a side beam the material loss consumption reduced to the extreme,take the knife used in the system to achieve variable speed drive cut imports cut,with a 360degree rotatry table,rotating flexble,accurate positioning,rigid,so that smooth and cutting machine processing rate the processing of high-value stone,gravestone crafts,road along the stone ideal equipment.