... ranges: Ningbo tiansheng shaft co.,ltd, founded in 2001, is specialized in the production of high precision axis and ... mainly has: the CNC lathe (14), high precision centerless grinder (10), high precision cylindrical grinder (20), rolling mill, ... million sets. Main products include: spline shaft, steps shaft, worm shafts, bushings, motor shaft, eccentric shaft, etc., mainly applied in lawn mower ...