CNC twin head milling machine TH-350NC The best choice of surface milling machine for small, square workpieces. Cutting range: 20x20~350x350mm Max. Cutting thickness:145mm Max. Cutting capacity: 2x1.5mm Machine base with rigid, one piece iron construction Powerful vertical hydraulic clamping with one main cylinder The flatness of workpiece≤0.01/300mm Parallelism≤0.01/300mm² Machining accuracy tolerance zone 0.02/1000mm Productivity Features 1. Clamping the workpiece by the hydraulic operator. 2. Milling the 2 surfaces with 2 cutters at one time automatically. 3. After milling 2 surfaces, index table is automatically rotated 90 degrees. 4. Milling the 2 remaining surfaces automatically.