HF-851 is a new model professionally innovated from model JW813. After innovation, the machine is highly enhanced in terms of let-off, shedding type, take-up, power transmission and body stability, and therefore it gains more stable performance at high RPM. The model now has a wider application range, expecially for weaving five and medium density fabric. It is able to work with single pump and double nozzle electric feeder system. In terms of shedding type, cam and dobby shedding are available