... code Working voltage: 220/380V Stone Engraving Machine CNC CC-S1325B: Standard Feature1. Whole machine is welded with seamless steel structure ... high precision, heavy loading and long lifetime.6. The machine has water tank and automatic water cooling system.7. ... natural marble, granite, artificial stone, tombstones, milestones, ceramic tile, glass and so on.Processing effectOur cnc router is widely ...