- Thanks to the design of upper and lower fixed type needle bar bushing mechanism, machine runs stably at high speed without vibration. Fully sealed side cover mechanism, prevents from the oil stain problem on materials.
- Thanks to the desigs of coactive needle bar oil revolving mechanism, prevents the oil leakage problem from needle bar.
- Brand new oiling and auto. lubrication design, ensure the machine running smoothly, and can prolong the machine life greatly.