Probably The greatest firms in China for high-precision CNC turning is Celerity Precision. During this Superior producing method, a chopping Instrument moves immediately close to a workpiece for making complex cylindrical designs. We can make elements like shafts, pins, connectors, and fittings with fantastic concentricity, tight tolerances, and easy surfaces https://www.celerityprecision.com/en/capabilities/cnc-turning/