... Stone engraving machine 2, Big capacity worktable 3, High power spindle 4.5kw 4,1200x1800mm table 5, Presision 0.02mm 2013 Hot Sale ... ! Granite/Marble/Stone Engraving Machine, 1200 x 1800mmWelcome to visit our website. I ... technical performance degradation or damage. So, when the CNC machine center long-term idle, also should regularly maintenance the ...