... of our machine,please contact me freely or visit our factory by feild trip.FD-670C Specifiction: X,Y,Z Axis ... position accuracy±0.01 / 300mmX,Y,Z Axis repeated location accuracy±0.005mmX,Y,Z Axis Max working ... products, please do not hesitate to contact us, thank 2012 Best Seller "FD-670C" CNC engraving and milling machine