Lux-Meca has a large fleet of 21 state-of-the-art CNC machine tools *, turning and digital milling, wire EDM *, grinding *, laser engraving, finishing. From the unit part to medium and large series, our possibilities cover a large part of the needs of our customers… In view the company's policy, the park is constantly changing. Definition: Precision engineering: groups the manufacturing activities of parts with low tolerance. Some industries such as aircraft construction, the watch industry, armaments use partsthat are complex to manufacture because they are very small, with complicated profiles or no tolerance.