3D cnc engraving machine 1.Working area:1300*1300mm 2.2. ... 4.OEM,CE,ISO9001 SD-1313Y column cnc router,3D cnc engraving machine for column/cylinder Scope of application1.stone crafts,relief ... . 2.Advertising industry: Large advertising signs, acrylic brands, tableets, calligraphy, 3D characters, garden or wall decoration, logo, forming system module, billboard ...