Heavy-Duty 3D CNC Engraving Machine for Large Panel Processing 2140 The BH2140 industrial CNC router by Baihang Machinery is purpose‑built for medium‑volume woodworking production. It delivers an effective working travel of 2100 × 4000 mm, perfectly matching standard‑size wood sheets. Ideal for cabinet nesting, door panel carving, sign‑making and non‑metal milling, this machine balances rigid mechanical build and practical maintainability for furniture workshops and custom