... cooling spindle 2)square rail 3)DSP control system desktop cnc router for stone/marble-XT-1325SR Cast iron ... DictateG codeSpindle3.0 kwTool Diameter3.175,6,12.7XYZGuideRail Square Linear RailTransmissionXYPrecise Rack Gear Applications:3D engraving, line engraving, cutting, ... accuracy, fast speed and strong power. 4.Imported square linear guide rail ensures high accuracy, maximum work load and long ...