... 4.OEM,CE,ISO9001 SD-1313Y column cnc router,3D cnc engraving machine for column/cylinder Scope of application1.stone crafts,relief making, scrupture ... LED/neon channel, literal-hole cut, blister Lightbox mold, stamp, mould. 3.copper sculpture, aluminum, iron and other metal molds, as ... ,which runs smooth and has high precision.2.The machine is of steel structure which is strong and invariant,and will ...