Bridge Type Edge Cutting machine (medium size) equipped with 360 degree rotary table adopts wide-span bridge type structure. Horizontal stone slicing can be achieved by moving the girder. The maximum blade vertical stroke can be up to 3.6M with flexibility in rotation, revise in positioning, and stability in operation. The mainframe of the machine adopts imported frequency transducer to achieve stepless adjustment of cutting speed. It is applicable for cutting valuable tombstones.