... machine parts, steel is strong, good stability; Precision Linear rectangular guides, there is pretension, good ... , there is pretension, good rigidity, high precision; ground-level precision ball screw with high precision preloaded; interface to adopt international standards ... size560mmX560mmX. Y. Z-axis repeat positioning accuracy± 0.01mm Table Flatness± 0.025/300mmX. Y vertical0.025/300mmHeight to the ...