... With rotary 4.OEM,CE,ISO9001 SD-1313Y column cnc router,3D cnc engraving machine for column/cylinder Scope of application1.stone crafts,relief ... stamp, mould. 3.copper sculpture, aluminum, iron and other metal molds, as well as artificial marble, sand, plastic sheeting, PVC pipe ... usage.3. with powerful Water-cool spindle,the machine has a big cutting capacity and high efficiency.4.By changing the ...