... ,CE,ISO9001 SD-1313Y column cnc router,3D cnc engraving machine for column/cylinder Scope of application1.stone crafts,relief making ... , logo, forming system module, billboard, plate, LED/neon channel, literal-hole cut, blister Lightbox mold, stamp, mould. 3.copper sculpture, aluminum ... guide,which runs smooth and has high precision.2.The machine is of steel structure which is strong and invariant,and ...