1, Stone engraving machine 2, Big capacity worktable 3, ... 0.02mm 2013 Hot Sale! Granite/Marble/Stone Engraving Machine, 1200 x 1800mmWelcome to visit our website. I ... cutting and engraving, edge inversing, drilling and engraving on marbles, granites, artificial stones, ceramics, glass,metal and so ... degradation or damage. So, when the CNC machine center long-term idle, also should regularly maintenance ...