... and waterproof design ensure stable transmission. Application:3D/2D engraving,Embossment,Line engraving ,Cutting,Edge inversing,Drilling on Natural stones,Granites, ... so on.Parameters: Working Area XXYXZ:600x900x300mm Max Engraving Depth:150mm Max Engraving Speed:5000mm/min Traveling Accuracy:<0.05/300mm ... gear of X,Y axis Ball screw of Z axis. cnc glass engraver engraving machine for stone marble