If you wanna do a hollow column project. Won't miss this machine series.We have high productivity circular slab cutting machine, it's automatic slicing to fulfil cycle cutting.Circular slab polishing machine is easy operation and high efficiency. Next one is four slice edge cutting machine for circular slab dressing , the trimming speed is very high , working efficiency is higher a lot than manual work.About column base and top part, the machine can lift with adjustment cutting , it can make up the defect of high consumption of hand processing, working with high efficiency and reduces the processing cost. And we have the automatic roman pillar slot cutting machine for Roman pillar,it's cutting positioning to improve the processing productivity.