Jun 11, 2019· CNC 3018 Router Kit with Offline Controller GRBL Control 3 Axis Plastic Acrylic PCB PVC Wood Carving Milling Engraving Machine, XYZ Working Area 300x180x45mm. Generous Working Area: With an effective engraving area of 300 x 180 x 45 mm ( x x ″), this 3018 CNC can easily accommodate most projects.